From: Anthony Minessale <anthony.minessale@gmail.com>
Date: Mon, 7 Aug 2006 20:04:12 +0000 (+0000)
Subject: fix potential crash
X-Git-Tag: v1.0-beta1~2411
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=5c5bd833d74032bbb5ceaf188f7f5981c3f3a6e5;p=thirdparty%2Ffreeswitch.git

fix potential crash

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@2235 d0543943-73ff-0310-b7d9-9358b9ac24b2
---

diff --git a/src/mod/endpoints/mod_portaudio/mod_portaudio.c b/src/mod/endpoints/mod_portaudio/mod_portaudio.c
index 59823afb18..0b6660163b 100644
--- a/src/mod/endpoints/mod_portaudio/mod_portaudio.c
+++ b/src/mod/endpoints/mod_portaudio/mod_portaudio.c
@@ -964,7 +964,7 @@ static switch_status_t answer_call(char *callid, switch_core_session_t *session,
 		return SWITCH_STATUS_FALSE;
 	}
 
-	if ((tech_pvt = switch_core_hash_find(globals.call_hash, callid)) != 0) {
+	if (callid && (tech_pvt = switch_core_hash_find(globals.call_hash, callid)) != 0) {
 		channel = switch_core_session_get_channel(tech_pvt->session);
 		assert(channel != NULL);
 		switch_set_flag_locked(tech_pvt, TFLAG_ANSWER);