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memory: don't unref allocator too soon

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Unref the allocator *after* we have freed the memory. We also need to keep
a ref to the allocator around because following the now freed memory would
lead to crashes.
This commit is contained in:
Wim Taymans 2013-02-26 14:40:38 +01:00
parent 2ca0046934
commit f37fc1d299
1 changed files with 7 additions and 3 deletions
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10
gst/gstmemory.c
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@ -83,6 +83,8 @@ _gst_memory_copy (GstMemory * mem)
static void
_gst_memory_free (GstMemory * mem)
{
GstAllocator *allocator;
GST_CAT_DEBUG (GST_CAT_MEMORY, "free memory %p", mem);
if (mem->parent) {
@ -90,8 +92,10 @@ _gst_memory_free (GstMemory * mem)
gst_memory_unref (mem->parent);
}
g_object_unref (mem->allocator);
gst_allocator_free (mem->allocator, mem);
allocator = mem->allocator;
gst_allocator_free (allocator, mem);
gst_object_unref (allocator);
}
/**
@ -118,7 +122,7 @@ gst_memory_init (GstMemory * mem, GstMemoryFlags flags,
(GstMiniObjectCopyFunction) _gst_memory_copy, NULL,
(GstMiniObjectFreeFunction) _gst_memory_free);
mem->allocator = g_object_ref (allocator);
mem->allocator = gst_object_ref (allocator);
if (parent) {
gst_memory_lock (parent, GST_LOCK_FLAG_EXCLUSIVE);
gst_memory_ref (parent);