drivers/net: replace __FUNCTION__ with __func__

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/tehuti.h b/drivers/net/tehuti.h
index 7db48f1..efaf84d 100644
--- a/drivers/net/tehuti.h
+++ b/drivers/net/tehuti.h
@@ -539,22 +539,22 @@
 
 #define ERR(fmt, args...) printk(KERN_ERR fmt, ## args)
 #define DBG2(fmt, args...)	\
-	printk(KERN_ERR  "%s:%-5d: " fmt, __FUNCTION__, __LINE__, ## args)
+	printk(KERN_ERR  "%s:%-5d: " fmt, __func__, __LINE__, ## args)
 
 #define BDX_ASSERT(x) BUG_ON(x)
 
 #ifdef DEBUG
 
 #define ENTER          do { \
-	printk(KERN_ERR  "%s:%-5d: ENTER\n", __FUNCTION__, __LINE__); \
+	printk(KERN_ERR  "%s:%-5d: ENTER\n", __func__, __LINE__); \
 } while (0)
 
 #define RET(args...)   do { \
-	printk(KERN_ERR  "%s:%-5d: RETURN\n", __FUNCTION__, __LINE__); \
+	printk(KERN_ERR  "%s:%-5d: RETURN\n", __func__, __LINE__); \
 return args; } while (0)
 
 #define DBG(fmt, args...)	\
-	printk(KERN_ERR  "%s:%-5d: " fmt, __FUNCTION__, __LINE__, ## args)
+	printk(KERN_ERR  "%s:%-5d: " fmt, __func__, __LINE__, ## args)
 #else
 #define ENTER         do {  } while (0)
 #define RET(args...)   return args