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connman: add upstream patch to fix tethering without running dnsproxy

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Signed-off-by: Stephan Raue <stephan@openelec.tv>
This commit is contained in:
Stephan Raue 2013-03-22 20:21:09 +01:00
parent 2b840b1dd5
commit 2737a78b57
1 changed files with 35 additions and 0 deletions
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35
packages/network/connman/patches/connman-dnsproxy_Make_sure_we_are_not_accessing_null-hash.patch Normal file
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@ -0,0 +1,35 @@
From 9944240ba52d19f04fb4bf468a8524f570e5fa6d Mon Sep 17 00:00:00 2001
From: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Date: Fri, 22 Mar 2013 14:15:19 +0000
Subject: dnsproxy: Make sure we are not accessing null hash
If dnsproxy is not in use, like when connman has been started
with -r option, then the listener_table will be NULL which can
cause crash in hash table lookup call.
---
diff --git a/src/dnsproxy.c b/src/dnsproxy.c
index f698cfd..7a9ca91 100644
--- a/src/dnsproxy.c
+++ b/src/dnsproxy.c
@@ -2916,6 +2916,9 @@ int __connman_dnsproxy_add_listener(int index)
if (index < 0)
return -EINVAL;
+ if (listener_table == NULL)
+ return 0;
+
if (g_hash_table_lookup(listener_table, GINT_TO_POINTER(index)) != NULL)
return 0;
@@ -2947,6 +2950,9 @@ void __connman_dnsproxy_remove_listener(int index)
DBG("index %d", index);
+ if (listener_table == NULL)
+ return;
+
ifdata = g_hash_table_lookup(listener_table, GINT_TO_POINTER(index));
if (ifdata == NULL)
return;
--
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