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/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 6dac387..5828e5c 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -625,7 +625,7 @@
 	gss_auth->mech = gss_mech_get_by_pseudoflavor(flavor);
 	if (!gss_auth->mech) {
 		printk(KERN_WARNING "%s: Pseudoflavor %d not found!\n",
-				__FUNCTION__, flavor);
+				__func__, flavor);
 		goto err_free;
 	}
 	gss_auth->service = gss_pseudoflavor_to_service(gss_auth->mech, flavor);