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-rwxr-xr-xscripts/checkpatch.pl18
1 files changed, 11 insertions, 7 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index d54a814a4bc8..c72e7ee1000b 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -4242,7 +4242,8 @@ sub process {
}
}
-#warn if <asm/foo.h> is #included and <linux/foo.h> is available (uses RAW line)
+# warn if <asm/foo.h> is #included and <linux/foo.h> is available and includes
+# itself <asm/foo.h> (uses RAW line)
if ($tree && $rawline =~ m{^.\s*\#\s*include\s*\<asm\/(.*)\.h\>}) {
my $file = "$1.h";
my $checkfile = "include/linux/$file";
@@ -4250,12 +4251,15 @@ sub process {
$realfile ne $checkfile &&
$1 !~ /$allowed_asm_includes/)
{
- if ($realfile =~ m{^arch/}) {
- CHK("ARCH_INCLUDE_LINUX",
- "Consider using #include <linux/$file> instead of <asm/$file>\n" . $herecurr);
- } else {
- WARN("INCLUDE_LINUX",
- "Use #include <linux/$file> instead of <asm/$file>\n" . $herecurr);
+ my $asminclude = `grep -Ec "#include\\s+<asm/$file>" $root/$checkfile`;
+ if ($asminclude > 0) {
+ if ($realfile =~ m{^arch/}) {
+ CHK("ARCH_INCLUDE_LINUX",
+ "Consider using #include <linux/$file> instead of <asm/$file>\n" . $herecurr);
+ } else {
+ WARN("INCLUDE_LINUX",
+ "Use #include <linux/$file> instead of <asm/$file>\n" . $herecurr);
+ }
}
}
}