drm, i915: Fix memory leak in i915_gem_busy_ioctl().
A call to i915_add_request() has been made in function i915_gem_busy_ioctl(). i915_add_request can fail, so in it's exit path previously allocated memory needs to be freed. Signed-off-by: Rakib Mullick <rakib.mullick@gmail.com> Reviewed-by: Keith Packard <keithp@keithp.com> Signed-off-by: Keith Packard <keithp@keithp.com>
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@ -3512,9 +3512,11 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
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* so emit a request to do so.
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*/
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request = kzalloc(sizeof(*request), GFP_KERNEL);
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if (request)
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if (request) {
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ret = i915_add_request(obj->ring, NULL, request);
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else
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if (ret)
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kfree(request);
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} else
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ret = -ENOMEM;
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}
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