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NFSv4.x: Fix a refcount leak in nfs_callback_up_net
author
Trond Myklebust
<trond.myklebust@primarydata.com>
Mon, 29 Aug 2016 15:15:36 +0000
(11:15 -0400)
committer
Willy Tarreau
<w@1wt.eu>
Fri, 10 Feb 2017 10:03:28 +0000
(11:03 +0100)
commit
98b0f80c2396224bbbed81792b526e6c72ba9efa
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: Willy Tarreau <w@1wt.eu>
fs/nfs/callback.c
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diff --git
a/fs/nfs/callback.c
b/fs/nfs/callback.c
index e05c96ebb27da226ac74d80c39a6834fafa62843..57d3b5ef22a01a1cedb668c124452da066ecae40 100644
(file)
--- a/
fs/nfs/callback.c
+++ b/
fs/nfs/callback.c
@@
-302,6
+302,7
@@
static int nfs_callback_up_net(int minorversion, struct svc_serv *serv, struct n
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;