From: divverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Mon, 9 Mar 2015 11:24:27 +0000 (+0000)
Subject: Fix a curl-related hang when exiting.
X-Git-Tag: xonotic-v0.8.5~88^2~117
X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=commitdiff_plain;h=cbde965110707cc49397a357dddec84c8f38493d

Fix a curl-related hang when exiting.

Fix a NULL crash when creating a sound without a worldmodel (harmless
NULL, but exploitable by svc_disconnect svc_sound in a single packet).

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@12204 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/libcurl.c b/libcurl.c
index b228350e..2f001d5b 100644
--- a/libcurl.c
+++ b/libcurl.c
@@ -980,6 +980,7 @@ static qboolean Curl_Begin(const char *URL, const char *extraheaders, double max
 						++numdownloads_added;
 					}
 
+					if (curl_mutex) Thread_UnlockMutex(curl_mutex);
 					return false;
 				}
 			}
@@ -1003,6 +1004,7 @@ static qboolean Curl_Begin(const char *URL, const char *extraheaders, double max
 							}
 						}
 
+						if (curl_mutex) Thread_UnlockMutex(curl_mutex);
 						return false;
 					}
 					else
diff --git a/snd_main.c b/snd_main.c
index 251084a0..d54267bd 100644
--- a/snd_main.c
+++ b/snd_main.c
@@ -1493,7 +1493,7 @@ static void SND_Spatialize_WithSfx(channel_t *ch, qboolean isstatic, sfx_t *sfx)
 			if (snd_spatialization_occlusion.integer)
 			{
 				if(snd_spatialization_occlusion.integer & 1)
-					if(listener_pvs)
+					if(listener_pvs && cl.worldmodel)
 					{
 						int cluster = cl.worldmodel->brush.PointInLeaf(cl.worldmodel, ch->origin)->clusterindex;
 						if(cluster >= 0 && cluster < 8 * listener_pvsbytes && !CHECKPVSBIT(listener_pvs, cluster))