diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index f28c202..fb899c6 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -36,7 +36,7 @@
 #define assert(expr) \
 	if (!(expr)) {					\
 		printk( "Assertion failed! %s,%s,%s,line=%d\n",	\
-		#expr,__FILE__,__FUNCTION__,__LINE__);		\
+		#expr,__FILE__,__func__,__LINE__);		\
 	}
 #define dprintk(fmt, args...) \
 	do { printk(KERN_DEBUG PFX fmt, ## args); } while (0)