[PATCH] checkpatch: always allow C99 SPDX License Identifer comments

[Scott Branden]

Always allow C99 comment styles if SPDK-License-Identifier is in comment
even if C99_COMMENT_TOLERANCE is specified in the --ignore options.

Signed-off-by: Scott Branden <scott.branden@xxxxxxxxxxxx>
---
 scripts/checkpatch.pl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index a63380c6b0d2..c8b429dd6b51 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3852,8 +3852,8 @@ sub process {
 			}
 		}
 
-# no C99 // comments
-		if ($line =~ m{//}) {
+# no C99 // comments except for SPDX-License-Identifier
+		if ($line =~ m{//} && $rawline !~ /SPDX-License-Identifier:/) {
 			if (ERROR("C99_COMMENTS",
 				  "do not use C99 // comments\n" . $herecurr) &&
 			    $fix) {
-- 
2.17.1