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NFSv4.x: Fix a refcount leak in nfs_callback_up_net

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

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: stable@vger.kernel.org # v3.7+
This commit is contained in:
Trond Myklebust 2016-08-29 11:15:36 -04:00
parent 52442f9b11
commit 98b0f80c23
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;