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device: fix NULL pointer dereference in dhcp6_start()

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Don't crash when nm_device_dhcp6_renew() calls dhcp6_start() with NULL
@reason.

Fixes: d1295b12e9
(cherry picked from commit dbf0b343ec)
(cherry picked from commit 6c4a6f2b75)
This commit is contained in:
Beniamino Galvani 2016-09-22 11:31:19 +02:00
parent c173fc9639
commit 3dcad00c8a
1 changed files with 1 additions and 1 deletions
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2
src/devices/nm-device.c
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@ -5547,7 +5547,7 @@ dhcp6_start (NMDevice *self, gboolean wait_for_ll, NMDeviceStateReason *reason)
}
if (!dhcp6_start_with_link_ready (self, connection)) {
*reason = NM_DEVICE_STATE_REASON_DHCP_START_FAILED;
NM_SET_OUT (reason, NM_DEVICE_STATE_REASON_DHCP_START_FAILED);
return FALSE;
}