checkpatch.pl: Add 'printf' to logFunctions

Signed-off-by: Tom Rini <trini@ti.com>

diff --git a/tools/checkpatch.pl b/tools/checkpatch.pl
index 9f23901..896e2bc 100755 (executable)
--- a/tools/checkpatch.pl
+++ b/tools/checkpatch.pl
@@ -273,6 +273,7 @@ our $logFunctions = qr{(?x:
        WARN(?:_RATELIMIT|_ONCE|)|
        panic|
        debug|
+       printf|
        MODULE_[A-Z_]+
 )};