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| author | Dan Aloni <dan.aloni@vastdata.com> | 2022-01-25 22:06:46 +0200 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2022-02-08 09:14:26 -0500 |
| commit | a9c10b5b3b67b3750a10c8b089b2e05f5e176e33 (patch) | |
| tree | 285e1b000cd75007aaa956d183dfc896735155aa /net/sunrpc | |
| parent | 468d126dab45718feeb728319be20bd869a5eaa7 (diff) | |
| download | linux-stable-a9c10b5b3b67b3750a10c8b089b2e05f5e176e33.tar.gz linux-stable-a9c10b5b3b67b3750a10c8b089b2e05f5e176e33.tar.bz2 linux-stable-a9c10b5b3b67b3750a10c8b089b2e05f5e176e33.zip | |
xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create
If there are failures then we must not leave the non-NULL pointers with
the error value, otherwise `rpcrdma_ep_destroy` gets confused and tries
free them, resulting in an Oops.
Signed-off-by: Dan Aloni <dan.aloni@vastdata.com>
Acked-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/xprtrdma/verbs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index f172d1298013..7b5fce2faa10 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -413,6 +413,7 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt) IB_POLL_WORKQUEUE); if (IS_ERR(ep->re_attr.send_cq)) { rc = PTR_ERR(ep->re_attr.send_cq); + ep->re_attr.send_cq = NULL; goto out_destroy; } @@ -421,6 +422,7 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt) IB_POLL_WORKQUEUE); if (IS_ERR(ep->re_attr.recv_cq)) { rc = PTR_ERR(ep->re_attr.recv_cq); + ep->re_attr.recv_cq = NULL; goto out_destroy; } ep->re_receive_count = 0; @@ -459,6 +461,7 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt) ep->re_pd = ib_alloc_pd(device, 0); if (IS_ERR(ep->re_pd)) { rc = PTR_ERR(ep->re_pd); + ep->re_pd = NULL; goto out_destroy; } |