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authorDominique Martinet <[email protected]>2018-10-09 11:38:00 +0900
committerDominique Martinet <[email protected]>2018-10-10 09:14:34 +0900
commitfb488fc1f2b4c5128540b032892ddec91edaf8d9 (patch)
treef93afcb06935d0842106be7e80e434a681621812
parente4ca13f7d075e551dc158df6af18fb412a1dba0a (diff)
9p/trans_fd: put worker reqs on destroy
p9_read_work/p9_write_work might still hold references to a req after having been cancelled; make sure we put any of these to avoid potential request leak on disconnect. Fixes: 728356dedeff8 ("9p: Add refcount to p9_req_t") Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Dominique Martinet <[email protected]> Cc: Eric Van Hensbergen <[email protected]> Cc: Latchesar Ionkov <[email protected]> Reviewed-by: Tomas Bortoli <[email protected]>
-rw-r--r--net/9p/trans_fd.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index a0317d459cde..f868cf6fba79 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -876,7 +876,15 @@ static void p9_conn_destroy(struct p9_conn *m)
p9_mux_poll_stop(m);
cancel_work_sync(&m->rq);
+ if (m->rreq) {
+ p9_req_put(m->rreq);
+ m->rreq = NULL;
+ }
cancel_work_sync(&m->wq);
+ if (m->wreq) {
+ p9_req_put(m->wreq);
+ m->wreq = NULL;
+ }
p9_conn_cancel(m, -ECONNRESET);