From 174f963c846331c6dafda169451790b6039ef3fb Mon Sep 17 00:00:00 2001 From: Amar Tumballi Date: Mon, 13 Sep 2010 08:32:37 +0000 Subject: rpc: in rpc_clnt_destroy(), cleanup the transport too * if we don't cleanup the transport, it will trigger false events on the free'd transport which causes crash Signed-off-by: Amar Tumballi Signed-off-by: Vijay Bellur BUG: 1423 (Crash in gf_timer_call_cancel) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1423 --- rpc/rpc-lib/src/rpc-clnt.c | 6 ++++++ xlators/mgmt/glusterd/src/glusterd-sm.c | 2 +- xlators/mgmt/glusterd/src/glusterd-utils.c | 1 + 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/rpc/rpc-lib/src/rpc-clnt.c b/rpc/rpc-lib/src/rpc-clnt.c index 52316a03a..4b01a3c04 100644 --- a/rpc/rpc-lib/src/rpc-clnt.c +++ b/rpc/rpc-lib/src/rpc-clnt.c @@ -798,6 +798,8 @@ rpc_clnt_notify (rpc_transport_t *trans, void *mydata, goto out; } clnt = conn->rpc_clnt; + if (!clnt) + goto out; switch (event) { case RPC_TRANSPORT_DISCONNECT: @@ -1386,6 +1388,10 @@ out: void rpc_clnt_destroy (struct rpc_clnt *rpc) { + if (!rpc) + return; + + rpc_transport_destroy (rpc->conn.trans); rpc_clnt_connection_cleanup (&rpc->conn); rpc_clnt_reconnect_cleanup (&rpc->conn); pthread_mutex_destroy (&rpc->lock); diff --git a/xlators/mgmt/glusterd/src/glusterd-sm.c b/xlators/mgmt/glusterd/src/glusterd-sm.c index 2be2de4d2..9656dba1e 100644 --- a/xlators/mgmt/glusterd/src/glusterd-sm.c +++ b/xlators/mgmt/glusterd/src/glusterd-sm.c @@ -278,7 +278,7 @@ glusterd_ac_handle_friend_remove_req (glusterd_friend_sm_event_t *event, ret = glusterd_xfer_friend_remove_resp (ev_ctx->req, ev_ctx->hostname, ev_ctx->port); - //rpc_clnt_destroy (peerinfo->rpc); + rpc_clnt_destroy (peerinfo->rpc); peerinfo->rpc = NULL; ret = glusterd_friend_sm_new_event (GD_FRIEND_EVENT_REMOVE_FRIEND, diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.c b/xlators/mgmt/glusterd/src/glusterd-utils.c index ab86041d8..4e65a7f0f 100644 --- a/xlators/mgmt/glusterd/src/glusterd-utils.c +++ b/xlators/mgmt/glusterd/src/glusterd-utils.c @@ -727,6 +727,7 @@ glusterd_friend_cleanup (glusterd_peerinfo_t *peerinfo) { GF_ASSERT (peerinfo); if (peerinfo->rpc) { + rpc_clnt_destroy (peerinfo->rpc); peerinfo->rpc = NULL; } glusterd_peer_destroy (peerinfo); -- cgit