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 <linux@rasmusvillemoes.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Rasmus Villemoes 2017-11-13 00:15:09 +01:00 committed by David S. Miller
parent 93809105cf
commit d6f295e9de

View file

@ -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 * when the name is long and there isn't enough space left
* for the digits, or if all bits are used. * for the digits, or if all bits are used.
*/ */
return -ENFILE; return p ? -ENFILE : -EEXIST;
} }
static int dev_alloc_name_ns(struct net *net, static int dev_alloc_name_ns(struct net *net,