Update of /cvsroot/alsa/alsa-kernel/core
In directory usw-pr-cvs1:/tmp/cvs-serv21131
Modified Files:
device.c
Log Message:
use list_for_each_safe() in snd_device_free_all() to avoid
possible double-free of elements.
Index: device.c
===================================================================
RCS file: /cvsroot/alsa/alsa-kernel/core/device.c,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -r1.8 -r1.9
--- device.c 12 Aug 2002 08:43:44 -0000 1.8
+++ device.c 7 Oct 2002 16:00:46 -0000 1.9
@@ -116,14 +116,14 @@
int snd_device_free_all(snd_card_t *card, snd_device_cmd_t cmd)
{
snd_device_t *dev;
- struct list_head *list;
+ struct list_head *list, *next;
int err, range_low, range_high;
snd_assert(card != NULL, return -ENXIO);
range_low = cmd * SNDRV_DEV_TYPE_RANGE_SIZE;
range_high = range_low + SNDRV_DEV_TYPE_RANGE_SIZE - 1;
__again:
- list_for_each(list, &card->devices) {
+ list_for_each_safe(list, next, &card->devices) {
dev = snd_device(list);
if (dev->type >= range_low && dev->type <= range_high) {
if ((err = snd_device_free(card, dev->device_data)) < 0)
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