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authorJoe Perches <joe@perches.com>2015-02-13 23:39:02 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-14 06:21:40 +0100
commita2fe16b9d878a101b67678872e5cd1410c057ec0 (patch)
tree393cd83ee3e7ff6a34f26ef40b55aa40cf701784 /scripts
parentcheckpatch: make sure a commit reference description uses parentheses (diff)
downloadlinux-a2fe16b9d878a101b67678872e5cd1410c057ec0.tar.xz
linux-a2fe16b9d878a101b67678872e5cd1410c057ec0.zip
checkpatch: try to avoid poor patch subject lines
Naming the tool that found an issue in the subject line isn't very useful. Emit a warning when a common tool (currently checkpatch, sparse or smatch) is in the subject line. Signed-off-by: Joe Perches <joe@perches.com> Suggested-by: Al Viro <viro@ZenIV.linux.org.uk> Acked-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/checkpatch.pl7
1 files changed, 7 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 3642b0d5ad6a..9c720e1261e9 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2170,6 +2170,13 @@ sub process {
}
}
+# Check email subject for common tools that don't need to be mentioned
+ if ($in_header_lines &&
+ $line =~ /^Subject:.*\b(?:checkpatch|sparse|smatch)\b[^:]/i) {
+ WARN("EMAIL_SUBJECT",
+ "A patch subject line should describe the change not the tool that found it\n" . $herecurr);
+ }
+
# Check for old stable address
if ($line =~ /^\s*cc:\s*.*<?\bstable\@kernel\.org\b>?.*$/i) {
ERROR("STABLE_ADDRESS",