This is a note to let you know that I've just added the patch titled
xprtrdma: Fix regbuf data not freed in rpcrdma_req_create()
to the 6.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
xprtrdma-fix-regbuf-data-not-freed-in-rpcrdma_req_cr.patch
and it can be found in the queue-6.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 78eac0efe67e6f4207d67051ae1541ee83a9b34d
Author: Zhang Xiaoxu <zhangxiaoxu5@xxxxxxxxxx>
Date: Sun Nov 20 15:34:29 2022 +0800
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: bb93a1ae2bf4 ("xprtrdma: Allocate req's regbufs at xprt create time")
Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@xxxxxxxxxx>
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 2fbe9aaeec34..efa7bcdf6b28 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -834,7 +834,7 @@ struct rpcrdma_req *rpcrdma_req_create(struct rpcrdma_xprt *r_xprt, size_t size,
return req;
out3:
- kfree(req->rl_sendbuf);
+ rpcrdma_regbuf_free(req->rl_sendbuf);
out2:
kfree(req);
out1:
