[ALSA] sound: replace remaining __FUNCTION__ occurences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/oss/vwsnd.c b/sound/oss/vwsnd.c
index d25249a..2c5aaa5 100644
--- a/sound/oss/vwsnd.c
+++ b/sound/oss/vwsnd.c
@@ -194,11 +194,11 @@
  *	DBGRV	- debug print function return when verbose
  */
 
-#define ASSERT(e)      ((e) ? (void) 0 : dbgassert(__FUNCTION__, __LINE__, #e))
+#define ASSERT(e)      ((e) ? (void) 0 : dbgassert(__func__, __LINE__, #e))
 #define DBGDO(x)            x
 #define DBGX(fmt, args...)  (in_interrupt() ? 0 : printk(KERN_ERR fmt, ##args))
-#define DBGP(fmt, args...)  (DBGX("%s: " fmt, __FUNCTION__ , ##args))
-#define DBGE(fmt, args...)  (DBGX("%s" fmt, __FUNCTION__ , ##args))
+#define DBGP(fmt, args...)  (DBGX("%s: " fmt, __func__ , ##args))
+#define DBGE(fmt, args...)  (DBGX("%s" fmt, __func__ , ##args))
 #define DBGC(rtn)           (DBGP("calling %s\n", rtn))
 #define DBGR()              (DBGP("returning\n"))
 #define DBGXV(fmt, args...) (shut_up ? 0 : DBGX(fmt, ##args))