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drm/vc4: allocate enough memory in vc4_save_hang_state() 

"state" is smaller than "kernel_state" so we end up corrupting memory.

Fixes: 214613656b ('drm/vc4: Add an interface for capturing the GPU state after a hang.')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Dan Carpenter 2015-12-17 15:39:08 +03:00 committed by Eric Anholt
parent 65c4777de5
commit 7e5082fbc0
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/vc4/vc4_gem.c
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@ -145,7 +145,7 @@ vc4_save_hang_state(struct drm_device *dev)
unsigned long irqflags;
unsigned int i, unref_list_count;
kernel_state = kcalloc(1, sizeof(*state), GFP_KERNEL);
kernel_state = kcalloc(1, sizeof(*kernel_state), GFP_KERNEL);
if (!kernel_state)
return;