checkpatch: check stable email address

It should be stable@vger.kernel.org, not stable@kernel.org.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index f354ae619da0..0ef4ae1de8ee 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1944,6 +1944,12 @@ sub process {
                         }
                 }
 
+# Check for old stable address
+                if ($line =~ /^\s*cc:\s*.*<?\bstable\@kernel\.org\b>?.*$/i) {
+                        ERROR("STABLE_ADDRESS",
+                              "The 'stable' address should be 'stable\@vger.kernel.org'\n" . $herecurr);
+                }
+
 # Check for unwanted Gerrit info
                 if ($in_commit_log && $line =~ /^\s*change-id:/i) {
                         ERROR("GERRIT_CHANGE_ID",