xs_udp_send_request() allocates a memory chunk for xdr->bvec with xdr_alloc_bvec(). When xprt_sock_sendmsg() finishs, xdr->bvec is not released, which will lead to a memory leak. we should release the xdr->bvec with xdr_free_bvec() after xprt_sock_sendmsg() like bc_sendto() does. Signed-off-by: Jianglei Nie <niejianglei2021@xxxxxxx> --- net/sunrpc/xprtsock.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index e976007f4fd0..298182a3c168 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -958,6 +958,7 @@ static int xs_udp_send_request(struct rpc_rqst *req) return status; req->rq_xtime = ktime_get(); status = xprt_sock_sendmsg(transport->sock, &msg, xdr, 0, 0, &sent); + xdr_free_bvec(xdr); dprintk("RPC: xs_udp_send_request(%u) = %d\n", xdr->len, status); -- 2.25.1