From 388982b55e3290d4970e4c2951f3f6348fd0c54b Mon Sep 17 00:00:00 2001 From: Andrew Morton Date: Mon, 13 Oct 2014 15:51:40 -0700 Subject: checkpatch: fix spello The plural of parenthesis is parentheses. Cc: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 4d08b398411f..4d869ddc3ea3 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -4126,7 +4126,7 @@ sub process { "Macros with multiple statements should be enclosed in a do - while loop\n" . "$herectx"); } else { ERROR("COMPLEX_MACRO", - "Macros with complex values should be enclosed in parenthesis\n" . "$herectx"); + "Macros with complex values should be enclosed in parentheses\n" . "$herectx"); } } -- cgit v1.2.3 From 72c231cb70eddb56e7e532f64dc22301044486dc Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Mon, 13 Oct 2014 15:51:42 -0700 Subject: checkpatch: remove debugging message An unnecessary --fix debugging left-over is removed. Signed-off-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 1 - 1 file changed, 1 deletion(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 4d869ddc3ea3..38d64f0c01b8 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -3752,7 +3752,6 @@ sub process { if (ERROR("SPACING", "space prohibited before that close parenthesis ')'\n" . $herecurr) && $fix) { - print("fixlinenr: <$fixlinenr> fixed[fixlinenr]: <$fixed[$fixlinenr]>\n"); $fixed[$fixlinenr] =~ s/\s+\)/\)/; } -- cgit v1.2.3 From cdcee686ee9047185b7a484614f6c2faa5c4a7bb Mon Sep 17 00:00:00 2001 From: Sergey Ryazanov Date: Mon, 13 Oct 2014 15:51:44 -0700 Subject: checkpatch: update $allowed_asm_includes macros, add reboot.h and time.h Several architectures (e.g. x86, MIPS, Blackfin) have asm/reboot.h and asm/time.h header files, which are not included in linux/reboot.h and linux/time.h headers. This lead to generation of false positive errors. Signed-off-by: Sergey Ryazanov Cc: Andy Whitcroft Cc: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 38d64f0c01b8..1700720166d1 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -425,7 +425,9 @@ foreach my $entry (@mode_permission_funcs) { our $allowed_asm_includes = qr{(?x: irq| - memory + memory| + time| + reboot )}; # memory.h: ARM has a custom one -- cgit v1.2.3 From de4c924c265049e576036d1ee6fc9dfefeb5ae87 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Mon, 13 Oct 2014 15:51:46 -0700 Subject: checkpatch: enable whitespace checks for DTS files When run on *.dtsi or *.dts files, the whitespace checks were skipped, while they are valid for DTS files. Hence stop skipping them. I ran checkpatch on all in-tree DTS files, and didn't notice any error or warning messages that are inappropriate for DTS files. Signed-off-by: Geert Uytterhoeven Acked-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 1700720166d1..3037e8c2258c 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2343,7 +2343,7 @@ sub process { } # check we are in a valid source file if not then ignore this hunk - next if ($realfile !~ /\.(h|c|s|S|pl|sh)$/); + next if ($realfile !~ /\.(h|c|s|S|pl|sh|dtsi|dts)$/); #line length limit if ($line =~ /^\+/ && $prevrawline !~ /\/\*\*/ && @@ -2404,7 +2404,7 @@ sub process { } # check we are in a valid source file C or perl if not then ignore this hunk - next if ($realfile !~ /\.(h|c|pl)$/); + next if ($realfile !~ /\.(h|c|pl|dtsi|dts)$/); # at the beginning of a line any tabs must come first and anything # more than 8 must use tabs. -- cgit v1.2.3 From 56193274ef54265afc93fd282655836595fcff9d Mon Sep 17 00:00:00 2001 From: Vadim Bendebury Date: Mon, 13 Oct 2014 15:51:48 -0700 Subject: checkpatch: allow optional shorter config descriptions This script is used by many other projects, and in some of them the requirement of at least 4 line long description for all Kconfig items is excessive. This patch adds a command line option to control the required minimum length. Tested running this script over a patch including a two line config description. The script generated a warning when invoked as is, and did not generate it when invoked with --min-conf-desc-length=2. Signed-off-by: Vadim Bendebury Acked-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 3037e8c2258c..969b365f8690 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -43,6 +43,7 @@ my $configuration_file = ".checkpatch.conf"; my $max_line_length = 80; my $ignore_perl_version = 0; my $minimum_perl_version = 5.10.0; +my $min_conf_desc_length = 4; sub help { my ($exitcode) = @_; @@ -63,6 +64,7 @@ Options: --types TYPE(,TYPE2...) show only these comma separated message types --ignore TYPE(,TYPE2...) ignore various comma separated message types --max-line-length=n set the maximum line length, if exceeded, warn + --min-conf-desc-length=n set the min description length, if shorter, warn --show-types show the message "types" in the output --root=PATH PATH to the kernel tree root --no-summary suppress the per-file summary @@ -131,6 +133,7 @@ GetOptions( 'types=s' => \@use, 'show-types!' => \$show_types, 'max-line-length=i' => \$max_line_length, + 'min-conf-desc-length=i' => \$min_conf_desc_length, 'root=s' => \$root, 'summary!' => \$summary, 'mailback!' => \$mailback, @@ -2285,8 +2288,10 @@ sub process { } $length++; } - WARN("CONFIG_DESCRIPTION", - "please write a paragraph that describes the config symbol fully\n" . $herecurr) if ($is_start && $is_end && $length < 4); + if ($is_start && $is_end && $length < $min_conf_desc_length) { + WARN("CONFIG_DESCRIPTION", + "please write a paragraph that describes the config symbol fully\n" . $herecurr); + } #print "is_start<$is_start> is_end<$is_end> length<$length>\n"; } -- cgit v1.2.3 From f17dba4fc0496eb0daf018074fccebdc85993c75 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Mon, 13 Oct 2014 15:51:51 -0700 Subject: checkpatch: add --strict test for concatenated string elements Using a space between concatenated string elements is easier for a human to read. ie: "String"FOO"bar" is easier to read as: "String" FOO "bar" So suggest this style with a --strict command line option. Signed-off-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 969b365f8690..9846ddeafdf0 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -4344,6 +4344,12 @@ sub process { "Use of volatile is usually wrong: see Documentation/volatile-considered-harmful.txt\n" . $herecurr); } +# concatenated string without spaces between elements + if ($line =~ /"X+"[A-Z_]+/ || $line =~ /[A-Z_]+"X+"/) { + CHK("CONCATENATED_STRING", + "Concatenated strings should use spaces between elements\n" . $herecurr); + } + # warn about #if 0 if ($line =~ /^.\s*\#\s*if\s+0\b/) { CHK("REDUNDANT_CODE", -- cgit v1.2.3 From d2207ccbc59900311c88bb9150b24253cd4ddd49 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Mon, 13 Oct 2014 15:51:53 -0700 Subject: checkpatch: remove unnecessary + after {8,8} There's a useless "+" use that needs to be removed as perl 5.20 emits a "Useless use of greediness modifier '+'" message each time it's hit. Signed-off-by: Joe Perches Reported-by: Greg KH Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 9846ddeafdf0..0c520f7bf095 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2431,7 +2431,7 @@ sub process { "please, no space before tabs\n" . $herevet) && $fix) { while ($fixed[$fixlinenr] =~ - s/(^\+.*) {8,8}+\t/$1\t\t/) {} + s/(^\+.*) {8,8}\t/$1\t\t/) {} while ($fixed[$fixlinenr] =~ s/(^\+.*) +\t/$1\t/) {} } -- cgit v1.2.3 From 08a2843e77fc581d204c1e83de4678b746cdbd6e Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Mon, 13 Oct 2014 15:51:55 -0700 Subject: checkpatch: warn on macros with flow control statements Macros with flow control statements (goto and return) are not very nice to read as any flow movement is unexpected. Try to highlight them and emit a warning on their definition. Avoid warning on macros that use argument concatenation as those macros commonly create another function where the concatenation is used in the function name definition like: #define FOO_FUNC(name, rtn_type) \ rtn_type func##name(arg1, ...) \ { \ rtn_type rtn; \ [code...] \ return rtn; \ } Signed-off-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 0c520f7bf095..7a360a8c1b91 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -4066,12 +4066,17 @@ sub process { my $cnt = $realcnt; my ($off, $dstat, $dcond, $rest); my $ctx = ''; + my $has_flow_statement = 0; + my $has_arg_concat = 0; ($dstat, $dcond, $ln, $cnt, $off) = ctx_statement_block($linenr, $realcnt, 0); $ctx = $dstat; #print "dstat<$dstat> dcond<$dcond> cnt<$cnt> off<$off>\n"; #print "LINE<$lines[$ln-1]> len<" . length($lines[$ln-1]) . "\n"; + $has_flow_statement = 1 if ($ctx =~ /\b(goto|return)\b/); + $has_arg_concat = 1 if ($ctx =~ /\#\#/); + $dstat =~ s/^.\s*\#\s*define\s+$Ident(?:\([^\)]*\))?\s*//; $dstat =~ s/$;//g; $dstat =~ s/\\\n.//g; @@ -4136,6 +4141,19 @@ sub process { } } +# check for macros with flow control, but without ## concatenation +# ## concatenation is commonly a macro that defines a function so ignore those + if ($has_flow_statement && !$has_arg_concat) { + my $herectx = $here . "\n"; + my $cnt = statement_rawlines($ctx); + + for (my $n = 0; $n < $cnt; $n++) { + $herectx .= raw_line($linenr, $n) . "\n"; + } + WARN("MACRO_WITH_FLOW_CONTROL", + "Macros with flow control statements should be avoided\n" . "$herectx"); + } + # check for line continuations outside of #defines, preprocessor #, and asm } else { -- cgit v1.2.3 From 66b47b4a9dad00e45c049d79966de9a3a1f4d337 Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Mon, 13 Oct 2014 15:51:57 -0700 Subject: checkpatch: look for common misspellings Check for misspellings, based on Debian's lintian list. Several false positives were removed, and several additional words added that were common in the kernel: backword backwords invalide valide recieves singed unsinged While going back and fixing existing spelling mistakes isn't a high priority, it'd be nice to try to catch them before they hit the tree. In the 13830 commits between 3.15 and 3.16, the script would have noticed 560 spelling mistakes. The top 25 are shown here: $ git log --pretty=oneline v3.15..v3.16 | wc -l 13830 $ git log --format='%H' v3.15..v3.16 | \ while read commit ; do \ echo "commit $commit" ; \ git log --format=email --stat -p -1 $commit | \ ./scripts/checkpatch.pl --types=typo_spelling --no-summary - ; \ done | tee spell_v3.15..v3.16.txt | grep "may be misspelled" | \ awk '{print $2}' | tr A-Z a-z | sort | uniq -c | sort -rn 21 'seperate' 17 'endianess' 15 'sucess' 13 'noticable' 11 'occured' 11 'accomodate' 10 'interrup' 9 'prefered' 8 'unecessary' 8 'explicitely' 7 'supress' 7 'overriden' 7 'immediatly' 7 'funtion' 7 'defult' 7 'childs' 6 'succesful' 6 'splitted' 6 'specifc' 6 'reseting' 6 'recieve' 6 'changable' 5 'tmis' 5 'singed' 5 'preceeding' Thanks to Joe Perches for rewrites, suggestions, additional misspelling entries, and testing. Signed-off-by: Kees Cook Acked-by: Joe Perches Cc: Masanari Iida Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 44 ++- scripts/spelling.txt | 1042 +++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 1085 insertions(+), 1 deletion(-) create mode 100644 scripts/spelling.txt (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 7a360a8c1b91..74bba23a8df0 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -9,7 +9,8 @@ use strict; use POSIX; my $P = $0; -$P =~ s@.*/@@g; +$P =~ s@(.*)/@@g; +my $D = $1; my $V = '0.32'; @@ -44,6 +45,7 @@ my $max_line_length = 80; my $ignore_perl_version = 0; my $minimum_perl_version = 5.10.0; my $min_conf_desc_length = 4; +my $spelling_file = "$D/spelling.txt"; sub help { my ($exitcode) = @_; @@ -434,6 +436,29 @@ our $allowed_asm_includes = qr{(?x: )}; # memory.h: ARM has a custom one +# Load common spelling mistakes and build regular expression list. +my $misspellings; +my @spelling_list; +my %spelling_fix; +open(my $spelling, '<', $spelling_file) + or die "$P: Can't open $spelling_file for reading: $!\n"; +while (<$spelling>) { + my $line = $_; + + $line =~ s/\s*\n?$//g; + $line =~ s/^\s*//g; + + next if ($line =~ m/^\s*#/); + next if ($line =~ m/^\s*$/); + + my ($suspect, $fix) = split(/\|\|/, $line); + + push(@spelling_list, $suspect); + $spelling_fix{$suspect} = $fix; +} +close($spelling); +$misspellings = join("|", @spelling_list); + sub build_types { my $mods = "(?x: \n" . join("|\n ", @modifierList) . "\n)"; my $all = "(?x: \n" . join("|\n ", @typeList) . "\n)"; @@ -2220,6 +2245,23 @@ sub process { "8-bit UTF-8 used in possible commit log\n" . $herecurr); } +# Check for various typo / spelling mistakes + if ($in_commit_log || $line =~ /^\+/) { + while ($rawline =~ /(?:^|[^a-z@])($misspellings)(?:$|[^a-z@])/gi) { + my $typo = $1; + my $typo_fix = $spelling_fix{lc($typo)}; + $typo_fix = ucfirst($typo_fix) if ($typo =~ /^[A-Z]/); + $typo_fix = uc($typo_fix) if ($typo =~ /^[A-Z]+$/); + my $msg_type = \&WARN; + $msg_type = \&CHK if ($file); + if (&{$msg_type}("TYPO_SPELLING", + "'$typo' may be misspelled - perhaps '$typo_fix'?\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/(^|[^A-Za-z@])($typo)($|[^A-Za-z@])/$1$typo_fix$3/; + } + } + } + # ignore non-hunk lines and lines being removed next if (!$hunk_line || $line =~ /^-/); diff --git a/scripts/spelling.txt b/scripts/spelling.txt new file mode 100644 index 000000000000..fc7fd52b5e03 --- /dev/null +++ b/scripts/spelling.txt @@ -0,0 +1,1042 @@ +# Originally from Debian's Lintian tool. Various false positives have been +# removed, and various additions have been made as they've been discovered +# in the kernel source. +# +# License: GPLv2 +# +# The format of each line is: +# mistake||correction +# +abandonning||abandoning +abigious||ambiguous +abitrate||arbitrate +abov||above +abreviated||abbreviated +absense||absence +absolut||absolute +absoulte||absolute +acccess||access +acceleratoin||acceleration +accelleration||acceleration +accesing||accessing +accesnt||accent +accessable||accessible +accesss||access +accidentaly||accidentally +accidentually||accidentally +accoding||according +accomodate||accommodate +accomodates||accommodates +accordign||according +accoring||according +accout||account +accquire||acquire +accquired||acquired +acessable||accessible +acess||access +achitecture||architecture +acient||ancient +acitions||actions +acitve||active +acknowldegement||acknowldegement +acknowledgement||acknowledgment +ackowledge||acknowledge +ackowledged||acknowledged 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+transferd||transferrd +transfered||transferred +transfering||transferring +transision||transition +transmittd||transmitted +transormed||transformed +trasmission||transmission +treshold||threshold +trigerring||triggering +trun||turn +ture||true +tyep||type +udpate||update +uesd||used +unconditionaly||unconditionally +underun||underrun +unecessary||unnecessary +unexecpted||unexpected +unexpectd||unexpected +unexpeted||unexpected +unfortunatelly||unfortunately +unifiy||unify +unknonw||unknown +unknow||unknown +unkown||unknown +unneedingly||unnecessarily +unresgister||unregister +unsinged||unsigned +unstabel||unstable +unsuccessfull||unsuccessful +unsuported||unsupported +untill||until +unuseful||useless +upate||update +usefule||useful +usefull||useful +usege||usage +usera||users +usualy||usually +utilites||utilities +utillities||utilities +utilties||utilities +utiltity||utility +utitity||utility +utitlty||utility +vaid||valid +vaild||valid +valide||valid +variantions||variations +varient||variant +vaule||value +verbse||verbose +verisons||versions +verison||version +verson||version +vicefersa||vice-versa +virtal||virtual +virtaul||virtual +virtiual||virtual +visiters||visitors +vitual||virtual +wating||waiting +whataver||whatever +whenver||whenever +wheter||whether +whe||when +wierd||weird +wiil||will +wirte||write +withing||within +wnat||want +workarould||workaround +writeing||writing +writting||writing +zombe||zombie +zomebie||zombie -- cgit v1.2.3 From 840080a08492bd2bb3314077b672b59c88bbe0e6 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Mon, 13 Oct 2014 15:51:59 -0700 Subject: checkpatch: add exception to return then else test Add an exception to the return before else warning when the line following it is also a return like: if (foo) return bar; else return baz; This form of a test then return is at least as readable as if (foo) return bar; return baz; so don't emit a warning on the first form. Signed-off-by: Joe Perches Reported-by: Al Viro Cc: Elshad Mustafayev Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 74bba23a8df0..52a223ebcd10 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2641,10 +2641,14 @@ sub process { next if ($realfile !~ /\.(h|c)$/); # check indentation of any line with a bare else +# (but not if it is a multiple line "if (foo) return bar; else return baz;") # if the previous line is a break or return and is indented 1 tab more... if ($sline =~ /^\+([\t]+)(?:}[ \t]*)?else(?:[ \t]*{)?\s*$/) { my $tabs = length($1) + 1; - if ($prevline =~ /^\+\t{$tabs,$tabs}(?:break|return)\b/) { + if ($prevline =~ /^\+\t{$tabs,$tabs}break\b/ || + ($prevline =~ /^\+\t{$tabs,$tabs}return\b/ && + defined $lines[$linenr] && + $lines[$linenr] !~ /^[ \+]\t{$tabs,$tabs}return/)) { WARN("UNNECESSARY_ELSE", "else is not generally useful after a break or return\n" . $hereprev); } -- cgit v1.2.3 From f78d98f6ce66fc7cc0be714d56b0240923a8b4f4 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Mon, 13 Oct 2014 15:52:01 -0700 Subject: checkpatch: warn on logging functions with KERN_ Warn on probable misuses of logging functions with KERN_ like pr_err(KERN_ERR "foo\n"); Signed-off-by: Joe Perches Suggested-by: Andrew Morton Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'scripts') diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 52a223ebcd10..374abf443636 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -4447,6 +4447,17 @@ sub process { } } +# check for logging functions with KERN_ + if ($line !~ /printk\s*\(/ && + $line =~ /\b$logFunctions\s*\(.*\b(KERN_[A-Z]+)\b/) { + my $level = $1; + if (WARN("UNNECESSARY_KERN_LEVEL", + "Possible unnecessary $level\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/\s*$level\s*//; + } + } + # check for bad placement of section $InitAttribute (e.g.: __initdata) if ($line =~ /(\b$InitAttribute\b)/) { my $attr = $1; -- cgit v1.2.3 From f9a4d1103c1c4b9fa5b23b1ddc2666f015822ef2 Mon Sep 17 00:00:00 2001 From: Javier Barrio Date: Mon, 13 Oct 2014 15:54:18 -0700 Subject: scripts/headers_install.sh: fix error handling - headers_install requires at least two arguments - missed closing quote Signed-off-by: Javier Barrio Cc: Michal Marek Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/headers_install.sh | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'scripts') diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh index 5de5660cb708..fdebd66f8fc1 100644 --- a/scripts/headers_install.sh +++ b/scripts/headers_install.sh @@ -1,8 +1,8 @@ #!/bin/sh -if [ $# -lt 1 ] +if [ $# -lt 2 ] then - echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...] + echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...]" echo echo "Prepares kernel header files for use by user space, by removing" echo "all compiler.h definitions and #includes, removing any" -- cgit v1.2.3 From 7cbc0ea79da2cbe70d8da9319895f07f872a3190 Mon Sep 17 00:00:00 2001 From: Tim Gardner Date: Mon, 13 Oct 2014 15:54:20 -0700 Subject: scripts/sortextable: suppress warning: `relocs_size' may be used uninitialized In file included from scripts/sortextable.c:194:0: scripts/sortextable.c: In function `main': scripts/sortextable.h:176:3: warning: `relocs_size' may be used uninitialized in this function [-Wmaybe-uninitialized] memset(relocs, 0, relocs_size); ^ scripts/sortextable.h:106:6: note: `relocs_size' was declared here int relocs_size; ^ In file included from scripts/sortextable.c:192:0: scripts/sortextable.h:176:3: warning: `relocs_size' may be used uninitialized in this function [-Wmaybe-uninitialized] memset(relocs, 0, relocs_size); ^ scripts/sortextable.h:106:6: note: `relocs_size' was declared here int relocs_size; ^ gcc 4.9.1 Signed-off-by: Tim Gardner Reviewed-by: Jamie Iles Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/sortextable.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'scripts') diff --git a/scripts/sortextable.h b/scripts/sortextable.h index 8fac3fd697a6..ba8700428e21 100644 --- a/scripts/sortextable.h +++ b/scripts/sortextable.h @@ -103,7 +103,7 @@ do_func(Elf_Ehdr *ehdr, char const *const fname, table_sort_t custom_sort) Elf_Sym *sort_needed_sym; Elf_Shdr *sort_needed_sec; Elf_Rel *relocs = NULL; - int relocs_size; + int relocs_size = 0; uint32_t *sort_done_location; const char *secstrtab; const char *strtab; -- cgit v1.2.3