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dmabuf: Make sure that memory is unmapped before releasing it

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Be sure that memory is unmapped before releasing it.

https://bugzilla.gnome.org/show_bug.cgi?id=700411
This commit is contained in:
Benjamin Gaignard 2013-05-17 09:16:08 +02:00 committed by Sebastian Dröge
parent 612e20d4f6
commit e90e2bb822
1 changed files with 10 additions and 9 deletions
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19
gst-libs/gst/allocators/gstdmabuf.c
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@ -62,17 +62,18 @@ GST_DEBUG_CATEGORY_STATIC (dmabuf_debug);
#define GST_CAT_DEFAULT dmabuf_debug
static void
gst_dmabuf_allocator_free (GstAllocator * allocator, GstMemory * mem)
gst_dmabuf_allocator_free (GstAllocator * allocator, GstMemory * gmem)
{
GstDmaBufMemory *dbmem = (GstDmaBufMemory *) mem;
GstDmaBufMemory *mem = (GstDmaBufMemory *) gmem;
if (dbmem->data)
g_warning ("Freeing memory still mapped");
close (dbmem->fd);
g_mutex_clear (&dbmem->lock);
g_slice_free (GstDmaBufMemory, dbmem);
GST_DEBUG ("%p: freed", dbmem);
if (mem->data) {
g_warning (G_STRLOC ":%s: Freeing memory %p still mapped", G_STRFUNC, mem);
munmap ((void *) mem->data, mem->mmap_size);
}
close (mem->fd);
g_mutex_clear (&mem->lock);
g_slice_free (GstDmaBufMemory, mem);
GST_DEBUG ("%p: freed", mem);
}
static gpointer