Commit c877cdce authored by Dan Carpenter's avatar Dan Carpenter Committed by Chris Wilson

i915: return -EFAULT if copy_to_user fails

copy_to_user() returns the number of bytes remaining to be copied and
I'm pretty sure we want to return a negative error code here.
Signed-off-by: default avatarDan Carpenter <error27@gmail.com>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: stable@kernel.org
parent 9927a403
...@@ -3588,6 +3588,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, ...@@ -3588,6 +3588,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
if (ret != 0) { if (ret != 0) {
DRM_ERROR("copy %d cliprects failed: %d\n", DRM_ERROR("copy %d cliprects failed: %d\n",
args->num_cliprects, ret); args->num_cliprects, ret);
ret = -EFAULT;
goto pre_mutex_err; goto pre_mutex_err;
} }
} }
......
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