wireless: replace __FUNCTION__ with __func__

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h
index d4ab28b..0bad1ec 100644
--- a/drivers/net/wireless/ipw2200.h
+++ b/drivers/net/wireless/ipw2200.h
@@ -1394,13 +1394,13 @@
 #define IPW_DEBUG(level, fmt, args...) \
 do { if (ipw_debug_level & (level)) \
   printk(KERN_DEBUG DRV_NAME": %c %s " fmt, \
-         in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
+         in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
 
 #ifdef CONFIG_IPW2200_DEBUG
 #define IPW_LL_DEBUG(level, fmt, args...) \
 do { if (ipw_debug_level & (level)) \
   printk(KERN_DEBUG DRV_NAME": %c %s " fmt, \
-         in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
+         in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
 #else
 #define IPW_LL_DEBUG(level, fmt, args...) do {} while (0)
 #endif				/* CONFIG_IPW2200_DEBUG */