[Asterisk-code-review] res_pjsip_session: Fixed NULL active media topology handle (asterisk[18])

[George Joseph]

George Joseph has submitted this change. ( https://gerrit.asterisk.org/c/asterisk/+/15270 )

Change subject: res_pjsip_session: Fixed NULL active media topology handle
......................................................................

res_pjsip_session: Fixed NULL active media topology handle

Added NULL pointer check to prevent Asterisk crash.

ASTERISK-29215

Change-Id: If07e50ea8d78cb610af9195fc13b5dca4bfcef95
---
M res/res_pjsip_session.c
1 file changed, 1 insertion(+), 1 deletion(-)

Approvals:
  George Joseph: Looks good to me, approved; Approved for Submit



diff --git a/res/res_pjsip_session.c b/res/res_pjsip_session.c
index 6968354..358ef96 100644
--- a/res/res_pjsip_session.c
+++ b/res/res_pjsip_session.c
@@ -2280,7 +2280,7 @@
 					ast_sip_session_get_name(session));
 			}
 
-			if (active_media_state) {
+			if (active_media_state && active_media_state->topology) {
 				struct ast_sip_session_media_state *new_pending_state;
 				/*
 				 * We need to check if the passed in active and pending states are equal

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Gerrit-Project: asterisk
Gerrit-Branch: 18
Gerrit-Change-Id: If07e50ea8d78cb610af9195fc13b5dca4bfcef95
Gerrit-Change-Number: 15270
Gerrit-PatchSet: 1
Gerrit-Owner: sungtae kim <pchero21 at gmail.com>
Gerrit-Reviewer: Friendly Automation
Gerrit-Reviewer: George Joseph <gjoseph at digium.com>
Gerrit-MessageType: merged
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