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: Dan Carpenter <error27@xxxxxxxxx>
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 9ded3da..22691b4 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3707,6 +3707,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
if (ret != 0) {
DRM_ERROR("copy %d cliprects failed: %d\n",
args->num_cliprects, ret);
+ ret = -EFAULT;
goto pre_mutex_err;
}
}
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