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authorJoe Perches <joe@perches.com>2020-10-16 06:12:19 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-16 21:11:21 +0300
commita0154cdbd3dcf2b1b92f42cb1351a63f3f947e80 (patch)
tree6757efb8dacb5b1b36bfe77ae0b84fb8da785b08 /scripts
parente7f929f3ca9ecadb7d38340345920af49e09eb6a (diff)
downloadlinux-a0154cdbd3dcf2b1b92f42cb1351a63f3f947e80.tar.xz
checkpatch: emit a warning on embedded filenames
Embedding the complete filename path inside the file isn't particularly useful as often the path is moved around and becomes incorrect. Emit a warning when the source contains the filename. [akpm@linux-foundation.org: remove stray " di"] Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Link: https://lkml.kernel.org/r/1fd5f9188a14acdca703ca00301ee323de672a8d.camel@perches.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/checkpatch.pl6
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index f40a81f24d43..5424134e201d 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3271,6 +3271,12 @@ sub process {
}
}
+# check for embedded filenames
+ if ($rawline =~ /^\+.*\Q$realfile\E/) {
+ WARN("EMBEDDED_FILENAME",
+ "It's generally not useful to have the filename in the file\n" . $herecurr);
+ }
+
# check we are in a valid source file if not then ignore this hunk
next if ($realfile !~ /\.(h|c|s|S|sh|dtsi|dts)$/);