Commit 029b6d14 authored Dec 02, 2017 by Johannes Berg Committed by David S. Miller Dec 05, 2017

Revert "net: core: maybe return -EEXIST in __dev_alloc_name"



This reverts commit d6f295e9; some userspace (in the case
we noticed it's wpa_supplicant), is relying on the current
error code to determine that a fixed name interface already
exists.

Reported-by: Jouni Malinen <j@w1.fi>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 42d779ff

net/core/dev.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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 p ? -ENFILE : -EEXIST;
		return -ENFILE;
		}

		static int dev_alloc_name_ns(struct net *net,