[core] scan-build: video_bridge_thread() - Dereference of null pointer

diff --git a/src/switch_ivr_bridge.c b/src/switch_ivr_bridge.c
index 667950d2ade7bf118c690fdd0a6c339f72fb3895..41b668c58b5911fbc04926852bee5076061e9a2f 100644 (file)
--- a/src/switch_ivr_bridge.c
+++ b/src/switch_ivr_bridge.c
@@ -233,8 +233,8 @@ static void video_bridge_thread(switch_core_session_t *session, void *obj)
                }
 
 
-               if (switch_test_flag(read_frame, SFF_CNG) ||
-                       switch_channel_test_flag(channel, CF_LEG_HOLDING) || switch_channel_test_flag(b_channel, CF_VIDEO_READ_FILE_ATTACHED)) {
+               if (read_frame && (switch_test_flag(read_frame, SFF_CNG) ||
+                       switch_channel_test_flag(channel, CF_LEG_HOLDING) || switch_channel_test_flag(b_channel, CF_VIDEO_READ_FILE_ATTACHED))) {
                        continue;
                }