checkpatch: forward declarations fix

[Joe Korty]

Allow forward declarations of the form:

	struct file_operations;

to exist without requiring the preceeding 'const'. In
any case C does not allow 'const' on forward declarations.

Signed-off-by: Joe Korty <joe.korty@xxxxxxxx>

Index: linux/scripts/checkpatch.pl
===================================================================
--- linux.orig/scripts/checkpatch.pl	2012-05-02 10:29:03.000000000 -0400
+++ linux/scripts/checkpatch.pl	2012-05-02 10:38:45.000000000 -0400
@@ -3411,9 +3411,11 @@
 				wd_ops}x;
 		if ($line !~ /\bconst\b/ &&
 		    $line =~ /\bstruct\s+($struct_ops)\b/) {
-			WARN("CONST_STRUCT",
-			     "struct $1 should normally be const\n" .
-				$herecurr);
+			if ($line !~ /struct\s+($struct_ops);/) {
+				WARN("CONST_STRUCT",
+				     "struct $1 should normally be const\n" .
+					$herecurr);
+			}
 		}
 
 # use of NR_CPUS is usually wrong
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/