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authorZhenhua Zhang <zhenhua.zhang@intel.com>2010-07-06 17:57:37 +0800
committerMarcel Holtmann <marcel@holtmann.org>2010-07-06 09:47:15 -0300
commitb86b2d3299bf3c99d87cd852099e7ec18a1cfb7b (patch)
tree9634232e44e01f2bc5c708136d13797f3a5cfe5e /gatchat/gatppp.c
parent07b26d2deed80768e090919ab1f79ee93fe08d8c (diff)
downloadofono-b86b2d3299bf3c99d87cd852099e7ec18a1cfb7b.tar.bz2
gatppp: Check ppp instance before unref it
Diffstat (limited to 'gatchat/gatppp.c')
-rw-r--r--gatchat/gatppp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gatchat/gatppp.c b/gatchat/gatppp.c
index 1d41ded6..d9b16270 100644
--- a/gatchat/gatppp.c
+++ b/gatchat/gatppp.c
@@ -446,6 +446,9 @@ void g_at_ppp_unref(GAtPPP *ppp)
{
gboolean is_zero;
+ if (ppp == NULL)
+ return;
+
is_zero = g_atomic_int_dec_and_test(&ppp->ref_count);
if (is_zero == FALSE)