[PATCH] scripts: add no-warning option to the checkpatch script

[Marco Stornelli <marco.stornelli@gmail.com>]

From: Marco Stornelli <marco.stornelli@gmail.com>

Add no-warning option to the checkpatch script.

Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
---

--- linux-2.6.36-orig/scripts/checkpatch.pl	2010-10-20 22:30:22.000000000 +0200
+++ linux-2.6.36/scripts/checkpatch.pl	2010-11-28 12:40:24.000000000 +0100
@@ -15,6 +15,7 @@ my $V = '0.30';
 use Getopt::Long qw(:config no_auto_abbrev);
 
 my $quiet = 0;
+my $chk_warn = 1;
 my $tree = 1;
 my $chk_signoff = 1;
 my $chk_patch = 1;
@@ -39,6 +40,7 @@ Version: $V
 
 Options:
   -q, --quiet                quiet
+  --no-warning               do not report warnings
   --no-tree                  run without a kernel tree
   --no-signoff               do not check for 'Signed-off-by' line
   --patch                    treat FILE as patchfile (default)
@@ -65,6 +67,7 @@ EOM
 
 GetOptions(
 	'q|quiet+'	=> \$quiet,
+	'warning!'	=> \$chk_warn,
 	'tree!'		=> \$tree,
 	'signoff!'	=> \$chk_signoff,
 	'patch!'	=> \$chk_patch,
@@ -1087,7 +1090,7 @@ sub ERROR {
 	}
 }
 sub WARN {
-	if (report("WARNING: $_[0]\n")) {
+	if ($chk_warn && report("WARNING: $_[0]\n")) {
 		our $clean = 0;
 		our $cnt_warn++;
 	}