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authorHeinrich Schuchardt2017-09-13 04:59:05 +0200
committerTom Rini2017-09-15 08:05:11 -0400
commit5c761ce58666b3a1695697498598f8bf3484a0c7 (patch)
tree739ae6ff00509130959ca259fdc9a0cafbd4bab8 /scripts
parente2888a7fa7f8d23396c4b25ea763fe1f38851b3d (diff)
checkpatch.pl: Add warning for new __packed additions
While there are valid reasons to use __packed, often the answer is that you should be doing something else here instead. This reintroduces the changes of f503cc49a570 (Add warning for new __packed additions) Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
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 2287a0bca86..4142f5c837e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5616,6 +5616,13 @@ sub process {
"__packed is preferred over __attribute__((packed))\n" . $herecurr);
}
+# Check for new packed members, warn to use care
+ if ($realfile !~ m@\binclude/uapi/@ &&
+ $line =~ /\b(__attribute__\s*\(\s*\(.*\bpacked|__packed)\b/) {
+ WARN("NEW_PACKED",
+ "Adding new packed members is to be done with care\n" . $herecurr);
+ }
+
# Check for __attribute__ aligned, prefer __aligned
if ($realfile !~ m@\binclude/uapi/@ &&
$line =~ /\b__attribute__\s*\(\s*\(.*aligned/) {