chan_mgcp: Don't call close on fd -1.

ASTERISK-25220 #close

Change-Id: Ic48f3a82f51ada87f2fb0e016c9efe0ad56f1ee3

diff --git a/channels/chan_mgcp.c b/channels/chan_mgcp.c
index 16d3c65..d9e182c 100644 (file)
--- a/channels/chan_mgcp.c
+++ b/channels/chan_mgcp.c
@@ -5007,7 +5007,9 @@ static int unload_module(void)
                return -1;
        }
 
-       close(mgcpsock);
+       if (mgcpsock > -1) {
+               close(mgcpsock);
+       }
        ast_rtp_glue_unregister(&mgcp_rtp_glue);
        ast_cli_unregister_multiple(cli_mgcp, sizeof(cli_mgcp) / sizeof(struct ast_cli_entry));
        ast_sched_context_destroy(sched);