From 9378b274e1eb6925db315e345f48850d2d5d9789 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Tue, 11 Apr 2017 13:22:29 -0400 Subject: [PATCH] xprtrdma: Cancel refresh worker during buffer shutdown Trying to create MRs while the transport is being torn down can cause a crash. Fixes: e2ac236c0b65 ("xprtrdma: Allocate MRs on demand") Signed-off-by: Chuck Lever Signed-off-by: Anna Schumaker --- net/sunrpc/xprtrdma/verbs.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 3b332b395045..2e4fc1e46947 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -1037,6 +1037,7 @@ void rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf) { cancel_delayed_work_sync(&buf->rb_recovery_worker); + cancel_delayed_work_sync(&buf->rb_refresh_worker); while (!list_empty(&buf->rb_recv_bufs)) { struct rpcrdma_rep *rep; -- 2.20.1