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authorTom Talpey <talpey@netapp.com>2008-10-09 15:01:31 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-10-10 15:13:02 -0400
commit1a954051b0cf79bd67e5f9db40333e3a9b1d05d2 (patch)
tree48a0e5f876776865552cfce522ebee604da30fbb /net/sunrpc
parent926449ba66ce2a45c619bbe755b00d6bdbf0d83e (diff)
RPC/RDMA: fix connect/reconnect resource leak.
The RPC/RDMA code can leak RDMA connection manager endpoints in certain error cases on connect. Don't signal unwanted events, and be certain to destroy any allocated qp. Signed-off-by: Tom Talpey <talpey@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/xprtrdma/verbs.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index d94f379f36d..a63d0c0ec01 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -338,10 +338,8 @@ connected:
wake_up_all(&ep->rep_connect_wait);
break;
default:
- ia->ri_async_rc = -EINVAL;
- dprintk("RPC: %s: unexpected CM event %X\n",
+ dprintk("RPC: %s: unexpected CM event %d\n",
__func__, event->event);
- complete(&ia->ri_done);
break;
}
@@ -355,6 +353,8 @@ rpcrdma_create_id(struct rpcrdma_xprt *xprt,
struct rdma_cm_id *id;
int rc;
+ init_completion(&ia->ri_done);
+
id = rdma_create_id(rpcrdma_conn_upcall, xprt, RDMA_PS_TCP);
if (IS_ERR(id)) {
rc = PTR_ERR(id);
@@ -427,8 +427,6 @@ rpcrdma_ia_open(struct rpcrdma_xprt *xprt, struct sockaddr *addr, int memreg)
struct ib_device_attr devattr;
struct rpcrdma_ia *ia = &xprt->rx_ia;
- init_completion(&ia->ri_done);
-
ia->ri_id = rpcrdma_create_id(xprt, ia, addr);
if (IS_ERR(ia->ri_id)) {
rc = PTR_ERR(ia->ri_id);
@@ -815,6 +813,7 @@ retry:
goto out;
}
/* END TEMP */
+ rdma_destroy_qp(ia->ri_id);
rdma_destroy_id(ia->ri_id);
ia->ri_id = id;
}