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NFSv4.x: Fix a refcount leak in nfs_callback_up_net

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commit 98b0f80c23 upstream.

On error, the callers expect us to return without bumping
nn->cb_users[].

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Trond Myklebust 2016-08-29 11:15:36 -04:00 committed by Greg Kroah-Hartman
parent ab8cf65350
commit 35c12ee60b
1 changed files with 1 additions and 0 deletions
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fs/nfs/callback.c
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@ -275,6 +275,7 @@ static int nfs_callback_up_net(int minorversion, struct svc_serv *serv,
err_socks:
svc_rpcb_cleanup(serv, net);
err_bind:
nn->cb_users[minorversion]--;
dprintk("NFS: Couldn't create callback socket: err = %d; "
"net = %p\n", ret, net);
return ret;