res_ari_channels: Fix reference leak in channel_state_invalid.

channel_state_invalid leaked a reference to the channel snapshot any
time it was aquired.

ASTERISK-27067 #close

Change-Id: I8c653f00416b39978513c5605c4be0f03b1df29a

diff --git a/res/ari/resource_channels.c b/res/ari/resource_channels.c
index 6027a8059a9d80c56fe6168235d9f824fbc419d8..6b4f26c25a86bb86e69f6aae7d689339ff5eb07d 100644 (file)
--- a/res/ari/resource_channels.c
+++ b/res/ari/resource_channels.c
@@ -99,9 +99,13 @@ static int channel_state_invalid(struct stasis_app_control *control,
                || snapshot->state == AST_STATE_RINGING) {
                ast_ari_response_error(response, 412, "Precondition Failed",
                        "Channel in invalid state");
+               ao2_ref(snapshot, -1);
+
                return -1;
        }
 
+       ao2_ref(snapshot, -1);
+
        return 0;
 }