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| author | Jiří Klimeš <jklimes@redhat.com> | 2015-05-07 11:27:26 +0200 |
|---|---|---|
| committer | Jiří Klimeš <jklimes@redhat.com> | 2015-09-29 12:49:35 +0200 |
| commit | 9736327b2616861dfec181e88f908a18b22d781c (patch) | |
| tree | 577f13767bf3d5b32a897af3c0aa42273ad52749 | |
| parent | f909ce18dc11b841c8ec5f4c13da664f27673176 (diff) | |
wifi: fix a crash in on_bss_proxy_acquired() (rh #1266003)
g_dbus_proxy_get_cached_property_names() function can return NULL.
Program received signal SIGSEGV, Segmentation fault.
on_bss_proxy_acquired (proxy=0x7fffe4003880 [GDBusProxy], result=0x895490, user_data=<optimized out>) at supplicant-manager/nm-supplicant-interface.c:159
159 while (*iter) {
(gdb) bt
#0 0x000000000048fac7 in on_bss_proxy_acquired (proxy=0x7fffe4003880 [GDBusProxy], result=0x895490, user_data=<optimized out>)
at supplicant-manager/nm-supplicant-interface.c:159
#1 0x0000003bf84728b7 in g_simple_async_result_complete (simple=0x895490 [GSimpleAsyncResult]) at gsimpleasyncresult.c:763
#2 0x0000003bf8472919 in complete_in_idle_cb (data=<optimized out>) at gsimpleasyncresult.c:775
#3 0x0000003bf5c497fb in g_main_context_dispatch (context=0x7d6420) at gmain.c:3111
#4 0x0000003bf5c497fb in g_main_context_dispatch (context=context@entry=0x7d6420) at gmain.c:3710
#5 0x0000003bf5c49b98 in g_main_context_iterate (context=0x7d6420, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3781
#6 0x0000003bf5c49ec2 in g_main_loop_run (loop=0x7d64e0) at gmain.c:3975
#7 0x00000000004349d6 in main (argc=1, argv=0x7fffffffe598) at main.c:486
https://bugzilla.redhat.com/show_bug.cgi?id=1266003
(cherry picked from commit 33527341b1e35034a4f1736df4bc98f8ac8418ab)
| -rw-r--r-- | src/supplicant-manager/nm-supplicant-interface.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/supplicant-manager/nm-supplicant-interface.c b/src/supplicant-manager/nm-supplicant-interface.c index 66bab2e397..08b850a322 100644 --- a/src/supplicant-manager/nm-supplicant-interface.c +++ b/src/supplicant-manager/nm-supplicant-interface.c @@ -154,7 +154,7 @@ on_bss_proxy_acquired (GDBusProxy *proxy, GAsyncResult *result, gpointer user_da g_variant_builder_init (&builder, G_VARIANT_TYPE ("a{sv}")); iter = properties = g_dbus_proxy_get_cached_property_names (proxy); - while (*iter) { + while (iter && *iter) { GVariant *copy = g_dbus_proxy_get_cached_property (proxy, *iter); g_variant_builder_add (&builder, "{sv}", *iter++, copy); |