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gpu: ion: fix kfree/list_del order

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With CONFIG_SLUB_DEBUG_ON it would panic during
ion_alloc()
 ion_buffer_create()
   io_heap_drain_freelist()

Signed-off-by: JP Abgrall <jpa@google.com>
[jstultz: modified patch to apply to staging directory]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
JP Abgrall 2013-12-13 14:24:36 -08:00 • committed by Greg Kroah-Hartman
parent fe2faea700
commit e09539a042
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/android/ion/ion.c
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@ -1342,8 +1342,8 @@ static bool ion_heap_drain_freelist(struct ion_heap *heap)
return false;
rt_mutex_lock(&heap->lock);
list_for_each_entry_safe(buffer, tmp, &heap->free_list, list) {
_ion_buffer_destroy(buffer);
list_del(&buffer->list);
_ion_buffer_destroy(buffer);
}
BUG_ON(!list_empty(&heap->free_list));
rt_mutex_unlock(&heap->lock);