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buffer: fix memory corruption

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This commit is contained in:
Philippe Normand 2010-11-15 11:49:24 +01:00 committed by Wim Taymans
parent 45645a11a1
commit 376089db14
1 changed files with 5 additions and 3 deletions
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8
gst/gstbuffer.c
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@ -289,7 +289,7 @@ _gst_buffer_copy (GstBuffer * buffer)
static void
_gst_buffer_free (GstBuffer * buffer)
{
GList *walk;
GstBufferMetaItem *walk, *next;
g_return_if_fail (buffer != NULL);
@ -304,8 +304,9 @@ _gst_buffer_free (GstBuffer * buffer)
if (buffer->parent)
gst_buffer_unref (buffer->parent);
/* free metadata */
for (walk = buffer->priv; walk; walk = walk->next) {
for (walk = buffer->priv; walk; walk = next) {
GstBufferMeta *meta = &walk->meta;
const GstBufferMetaInfo *info = meta->info;
@ -313,7 +314,8 @@ _gst_buffer_free (GstBuffer * buffer)
if (info->free_func)
info->free_func (meta, buffer);
/* and free the slice */
g_slice_free1 (ITEM_SIZE (info), meta);
next = walk->next;
g_slice_free (GstBufferMetaItem, walk);
}
g_slice_free1 (GST_MINI_OBJECT_SIZE (buffer), buffer);