[PATCH v3 3/4] checkpatch: check compatible strings in .c and .h too

[Florian Vaussard <florian.vaussard@epfl.ch>]

From: Joe Perches <joe@perches.com>

From: Joe Perches <joe@perches.com>

Look for ".compatible = "foo" strings not only in .dts files, but
in .c and .h too.

Signed-off-by: Joe Perches <joe@perches.com>
[florian.vaussard@epfl.ch: split patch, commit log]
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
---
 scripts/checkpatch.pl | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 96f10ba..9205153 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2041,8 +2041,10 @@ sub process {
 		}
 
 # check for DT compatible documentation
-		if (defined $root && $realfile =~ /\.dts/ &&
-		    $rawline =~ /^\+\s*compatible\s*=/) {
+		if (defined $root &&
+			(($realfile =~ /\.dtsi?$/ && $line =~ /^\+\s*compatible\s*=\s*\"/) ||
+			 ($realfile =~ /\.[ch]$/ && $line =~ /^\+.*\.compatible\s*=\s*\"/))) {
+
 			my @compats = $rawline =~ /\"([a-zA-Z0-9\-\,\.\+_]+)\"/g;
 
 			foreach my $compat (@compats) {
-- 
1.8.5.3