[PATCH 062/115] gpu: ion: fix kfree/list_del order

[John Stultz]

From: JP Abgrall <jpa@xxxxxxxxxx>

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

Signed-off-by: JP Abgrall <jpa@xxxxxxxxxx>
[jstultz: modified patch to apply to staging directory]
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
---
 drivers/staging/android/ion/ion.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
index b965f15..b2dcee5 100644
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -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);
-- 
1.8.3.2

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