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[net,v1,6/6] tipc: fix cleanup at module unload

Message ID 1485259248-21812-7-git-send-email-parthasarathy.bhuvaragan@ericsson.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Parthasarathy Bhuvaragan Jan. 24, 2017, noon UTC 
In tipc_server_stop(), we iterate over the connections with limiting
factor as server's idr_in_use. We ignore the fact that this variable
is decremented in tipc_close_conn(), leading to premature exit.

In this commit, we iterate until the we have no connections left.

Acked-by: Ying Xue <ying.xue@windriver.com>
Acked-by: Jon Maloy <jon.maloy@ericsson.com>
Tested-by: John Thompson <thompa.atl@gmail.com>
Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>
---
 net/tipc/server.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
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Patch

diff --git a/net/tipc/server.c b/net/tipc/server.c
index 04ff441b8065..3cd6402e812c 100644
--- a/net/tipc/server.c
+++ b/net/tipc/server.c
@@ -619,14 +619,12 @@  int tipc_server_start(struct tipc_server *s)
 void tipc_server_stop(struct tipc_server *s)
 {
 	struct tipc_conn *con;
-	int total = 0;
 	int id;
 
 	spin_lock_bh(&s->idr_lock);
-	for (id = 0; total < s->idr_in_use; id++) {
+	for (id = 0; s->idr_in_use; id++) {
 		con = idr_find(&s->conn_idr, id);
 		if (con) {
-			total++;
 			spin_unlock_bh(&s->idr_lock);
 			tipc_close_conn(con);
 			spin_lock_bh(&s->idr_lock);