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drm/bochs: Remove unnecessary NULL check in bo_unref

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ttm_bo_unref unconditionally calls kref_put on it's argument, so the
thing can't be NULL without already causing Oopses.

Spotted by coverity.

Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2014-04-05 10:43:37 +02:00
commit dcb1ee5778
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/bochs/bochs_mm.c
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@ -434,9 +434,7 @@ static void bochs_bo_unref(struct bochs_bo **bo)
tbo = &((*bo)->bo);
ttm_bo_unref(&tbo);
if (tbo == NULL)
*bo = NULL;
*bo = NULL;
}
void bochs_gem_free_object(struct drm_gem_object *obj)