xprtrdma: Fix regbuf data not freed in rpcrdma_req_create()

[ Upstream commit 9181f40fb2952fd59ecb75e7158620c9c669eee3 ]

If rdma receive buffer allocate failed, should call rpcrdma_regbuf_free()
to free the send buffer, otherwise, the buffer data will be leaked.

Fixes: 1e349d78e5b6 ("xprtrdma: Allocate req's regbufs at xprt create time")
Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 0f4d39fdb48f2101fbee8227e528adb352b969af..e13115bbe7196dcf9e2cf241354321bc14e654a4 100644 (file)
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1037,6 +1037,7 @@ out4:
        kfree(req->rl_sendbuf);
 out3:
        kfree(req->rl_rdmabuf);
+       rpcrdma_regbuf_free(req->rl_sendbuf);
 out2:
        kfree(req);
 out1: