From: Jaehyun Kim <jeik01.kim@samsung.com>
Date: Tue, 1 Sep 2020 05:20:41 +0000 (+0900)
Subject: Fix derefrencing of NULL pointer
X-Git-Tag: accepted/tizen/unified/20200903.151723^0
X-Git-Url: http://review.tizen.org/git/?p=platform%2Fupstream%2Fconnman.git;a=commitdiff_plain;h=d83e22d76d02f26b23e8e59ced7862d77bb4f667

Fix derefrencing of NULL pointer

In some cases wifi->network is NULL which leads to crash

Change-Id: Ie02bb6a84f25d816935b492169feed2aca7f76b8
Signed-off-by: Jaehyun Kim <jeik01.kim@samsung.com>
---

diff --git a/plugins/wifi.c b/plugins/wifi.c
index 8fe2be3..a1da419 100755
--- a/plugins/wifi.c
+++ b/plugins/wifi.c
@@ -3905,7 +3905,9 @@ static gboolean autosignalpoll_timeout(gpointer data)
 	if (ret < 0) {
 		DBG("Fail to get max speed !!");
 		wifi->automaxspeed_timeout = 0;
-		connman_network_unref(wifi->network);
+
+		if (wifi->network)
+			connman_network_unref(wifi->network);
 		return FALSE;
 	}