1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index 3eb95e268f03..e43210c8585c 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -272,7 +272,10 @@ ath_dbg(struct ath_common *common, enum ATH_DEBUG dbg_mask,
         return 0;
 }
 #define ATH_DBG_WARN(foo, arg...) do {} while (0)
-#define ATH_DBG_WARN_ON_ONCE(foo) do {} while (0)
+#define ATH_DBG_WARN_ON_ONCE(foo) ({                            \
+        int __ret_warn_once = !!(foo);                          \
+        unlikely(__ret_warn_once);                              \
+})
 
 #endif /* CONFIG_ATH_DEBUG */