checkpatch: avoid NOT_UNIFIED_DIFF errors on cover-letter.patch files

Make an exception for the "Does not appear to be a unified-diff" error when scanning what appears to be git generated cover letters. Signed-off-by: Joe Perches <[email protected]> Suggested-by: Rasmus Villemoes <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
jangid · Jun 26, 2015 · 06330fc · 06330fc
1 parent f1a6367
commit 06330fc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
@@ -5614,7 +5614,7 @@ sub process {
 		exit(0);
 	}
 
-	if (!$is_patch) {
+	if (!$is_patch && $file !~ /cover-letter\.patch$/) {
 		ERROR("NOT_UNIFIED_DIFF",
 		      "Does not appear to be a unified-diff format patch\n");
 	}