net: core: maybe return -EEXIST in __dev_alloc_name

If we're given format string with no %d, -EEXIST is a saner error code. Signed-off-by: Rasmus Villemoes <[email protected]> Signed-off-by: David S. Miller <[email protected]>
ambv · Nov 14, 2017 · d6f295e · d6f295e
1 parent 9380910
commit d6f295e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/core/dev.c b/net/core/dev.c
@@ -1106,7 +1106,7 @@ static int __dev_alloc_name(struct net *net, const char *name, char *buf)
 	 * when the name is long and there isn't enough space left
 	 * for the digits, or if all bits are used.
 	 */
-	return -ENFILE;
+	return p ? -ENFILE : -EEXIST;
 }
 
 static int dev_alloc_name_ns(struct net *net,