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authorJohannes Berg <johannes.berg@intel.com>2017-12-02 08:41:55 +0100
committerDavid S. Miller <davem@davemloft.net>2017-12-05 11:29:48 -0500
commit029b6d1405504984b9d2661110ff1a17467d3426 (patch)
treefcb14271eeeb7bb11d58f0a5bcf2222227554b1b /net/core
parentnfp: fix port stats for mac representors (diff)
downloadlinux-dev-029b6d1405504984b9d2661110ff1a17467d3426.tar.xz
linux-dev-029b6d1405504984b9d2661110ff1a17467d3426.zip
Revert "net: core: maybe return -EEXIST in __dev_alloc_name"
This reverts commit d6f295e9def0; 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>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/dev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 07ed21d64f92..f47e96b62308 100644
--- 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 p ? -ENFILE : -EEXIST;
+ return -ENFILE;
}
static int dev_alloc_name_ns(struct net *net,