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-rwxr-xr-xscripts/checkpatch.pl5
1 files changed, 5 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 88c5bc7735..df0820c1a1 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3331,6 +3331,11 @@ sub process {
WARN("PREFER_PACKED",
"__packed is preferred over __attribute__((packed))\n" . $herecurr);
}
+# Check for new packed members, warn to use care
+ if ($line =~ /\b(__attribute__\s*\(\s*\(.*\bpacked|__packed)\b/) {
+ WARN("NEW_PACKED",
+ "Adding new packed members is to be done with care\n" . $herecurr);
+ }
# Check for __attribute__ aligned, prefer __aligned
if ($line =~ /\b__attribute__\s*\(\s*\(.*aligned/) {