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authorVictor Toso <victortoso@redhat.com>2015-11-13 10:44:55 +0100
committerVictor Toso <victortoso@redhat.com>2015-11-13 12:01:26 +0100
commitc429574bb6aebcbbddcc9714f994afd6b0ae7186 (patch)
tree62071c00e174899844d73c539f8d44dd740356d0
parent57fe8ce26857328e4ee1ade44e62af1cf5bb3cd4 (diff)
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char-device: set to NULL freed pointers on destroy
As SpiceCharDeviceState is only unref'ed on spice_char_device_state_destroy the same device could be destroyed more then once so the pointers that are freed should be set to NULL. Related: https://bugzilla.redhat.com/show_bug.cgi?id=1281455
-rw-r--r--server/char_device.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/server/char_device.c b/server/char_device.c
index fe383852..ae7cb982 100644
--- a/server/char_device.c
+++ b/server/char_device.c
@@ -742,11 +742,13 @@ void spice_char_device_state_destroy(SpiceCharDeviceState *char_dev)
reds_on_char_device_state_destroy(char_dev);
if (char_dev->write_to_dev_timer) {
core->timer_remove(char_dev->write_to_dev_timer);
+ char_dev->write_to_dev_timer = NULL;
}
write_buffers_queue_free(&char_dev->write_queue);
write_buffers_queue_free(&char_dev->write_bufs_pool);
char_dev->cur_pool_size = 0;
spice_char_device_write_buffer_free(char_dev->cur_write_buf);
+ char_dev->cur_write_buf = NULL;
while (!ring_is_empty(&char_dev->clients)) {
RingItem *item = ring_get_tail(&char_dev->clients);