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authorParthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>2017-01-24 15:00:48 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-09 20:29:47 +0300
commit42c53dc2ca8ca6c9d7f8f2092bfdbed0e129806a (patch)
tree969b5e240fa7d8a92d90098afc335eaed35b5e7d /net/tipc
parent7c3f696de8d19e56b8685ab70eba5e139e61696f (diff)
downloadlinux-42c53dc2ca8ca6c9d7f8f2092bfdbed0e129806a.tar.xz
tipc: fix cleanup at module unload
[ Upstream commit 35e22e49a5d6a741ebe7f2dd280b2052c3003ef7 ] 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> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/server.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/net/tipc/server.c b/net/tipc/server.c
index a538a02f869b..0411fac14226 100644
--- a/net/tipc/server.c
+++ b/net/tipc/server.c
@@ -579,14 +579,12 @@ 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);