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| author | Chuck Lever <chuck.lever@oracle.com> | 2020-06-27 12:35:04 -0400 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2020-07-13 10:50:41 -0400 |
| commit | 85bfd71bc34e20d9fadb745131f6314c36d0f75b (patch) | |
| tree | 0c82e964ed424300210d65e8f7e98693533c0946 /net/sunrpc | |
| parent | 11ba468877bb23f28956a35e896356252d63c983 (diff) | |
| download | lwn-85bfd71bc34e20d9fadb745131f6314c36d0f75b.tar.gz lwn-85bfd71bc34e20d9fadb745131f6314c36d0f75b.zip | |
xprtrdma: Fix double-free in rpcrdma_ep_create()
In the error paths, there's no need to call kfree(ep) after calling
rpcrdma_ep_put(ep).
Fixes: e28ce90083f0 ("xprtrdma: kmalloc rpcrdma_ep separate from rpcrdma_xprt")
Signed-off-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 | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 2198c8ec8dff..e4c0df7c7d78 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -406,8 +406,8 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt) id = rpcrdma_create_id(r_xprt, ep); if (IS_ERR(id)) { - rc = PTR_ERR(id); - goto out_free; + kfree(ep); + return PTR_ERR(id); } __module_get(THIS_MODULE); device = id->device; @@ -506,9 +506,6 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt) out_destroy: rpcrdma_ep_put(ep); rdma_destroy_id(id); -out_free: - kfree(ep); - r_xprt->rx_ep = NULL; return rc; } |