net: replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/irda/irnet/irnet.h b/net/irda/irnet/irnet.h
index bc2e15c..a00e422 100644
--- a/net/irda/irnet/irnet.h
+++ b/net/irda/irnet/irnet.h
@@ -337,27 +337,27 @@
 /* All error messages (will show up in the normal logs) */
 #define DERROR(dbg, format, args...) \
 	{if(DEBUG_##dbg) \
-		printk(KERN_INFO "irnet: %s(): " format, __FUNCTION__ , ##args);}
+		printk(KERN_INFO "irnet: %s(): " format, __func__ , ##args);}
 
 /* Normal debug message (will show up in /var/log/debug) */
 #define DEBUG(dbg, format, args...) \
 	{if(DEBUG_##dbg) \
-		printk(KERN_DEBUG "irnet: %s(): " format, __FUNCTION__ , ##args);}
+		printk(KERN_DEBUG "irnet: %s(): " format, __func__ , ##args);}
 
 /* Entering a function (trace) */
 #define DENTER(dbg, format, args...) \
 	{if(DEBUG_##dbg) \
-		printk(KERN_DEBUG "irnet: -> %s" format, __FUNCTION__ , ##args);}
+		printk(KERN_DEBUG "irnet: -> %s" format, __func__ , ##args);}
 
 /* Entering and exiting a function in one go (trace) */
 #define DPASS(dbg, format, args...) \
 	{if(DEBUG_##dbg) \
-		printk(KERN_DEBUG "irnet: <>%s" format, __FUNCTION__ , ##args);}
+		printk(KERN_DEBUG "irnet: <>%s" format, __func__ , ##args);}
 
 /* Exiting a function (trace) */
 #define DEXIT(dbg, format, args...) \
 	{if(DEBUG_##dbg) \
-		printk(KERN_DEBUG "irnet: <-%s()" format, __FUNCTION__ , ##args);}
+		printk(KERN_DEBUG "irnet: <-%s()" format, __func__ , ##args);}
 
 /* Exit a function with debug */
 #define DRETURN(ret, dbg, args...) \