From: Lin Yi <teroincn@163.com>
Date: Mon, 10 Jun 2019 10:16:56 +0800
Subject: [PATCH] net :sunrpc :clnt :Fix xps refcount imbalance on the error
path
Git-commit: b96226148491505318228ac52624956bd98f9e0c
Patch-mainline: v5.2
References: git-fixes
rpc_clnt_add_xprt take a reference to struct rpc_xprt_switch, but forget
to release it before return, may lead to a memory leak.
Signed-off-by: Lin Yi <teroincn@163.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Acked-by: NeilBrown <neilb@suse.com>
---
net/sunrpc/clnt.c | 1 +
1 file changed, 1 insertion(+)
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -2839,6 +2839,7 @@ int rpc_clnt_add_xprt(struct rpc_clnt *c
xprt = xprt_iter_xprt(&clnt->cl_xpi);
if (xps == NULL || xprt == NULL) {
rcu_read_unlock();
+ xprt_switch_put(xps);
return -EAGAIN;
}
resvport = xprt->resvport;