[Spice-devel] [PATCH v2 06/15] char-device: Avoid use-after-free

Jonathon Jongsma jjongsma at redhat.com
Thu Mar 31 21:07:04 UTC 2016


From: Christophe Fergeau <cfergeau at redhat.com>

Reset pointer after freeing the structure pointing to it.
Acked-by: Jonathon Jongsma <jjongsma at redhat.com>
---
 server/char-device.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/server/char-device.c b/server/char-device.c
index 3056f51..2957a1b 100644
--- a/server/char-device.c
+++ b/server/char-device.c
@@ -212,6 +212,7 @@ static void red_char_device_client_free(RedCharDevice *dev,
 
     if (dev_client->wait_for_tokens_timer) {
         reds_core_timer_remove(dev->priv->reds, dev_client->wait_for_tokens_timer);
+        dev_client->wait_for_tokens_timer = NULL;
     }
 
     red_char_device_client_send_queue_free(dev, dev_client);
-- 
2.4.3



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