diff --git a/[refs] b/[refs]
index 5ff9868653db..f04760175d6a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6e33e30d7ae11d527ad1d65ec09a65467d6db1b2
+refs/heads/master: 6cd74e3b99ec5aeed5346b1b3777903fa5e47db7
diff --git a/trunk/drivers/net/wireless/ath5k/debug.h b/trunk/drivers/net/wireless/ath5k/debug.h
index 16fbb6fbab35..8c0b5c57c76b 100644
--- a/trunk/drivers/net/wireless/ath5k/debug.h
+++ b/trunk/drivers/net/wireless/ath5k/debug.h
@@ -165,7 +165,9 @@ ath5k_debug_printtxbuf(struct ath5k_softc *sc,
 
 #else /* no debugging */
 
-#define ATH5K_TRACE(_sc) /* empty */
+#include <linux/compiler.h>
+
+#define ATH5K_TRACE(_sc) typecheck(struct ath5k_softc *, (_sc))
 
 static inline void __attribute__ ((format (printf, 3, 4)))
 ATH5K_DBG(struct ath5k_softc *sc, unsigned int m, const char *fmt, ...) {}