[Intel-gfx] [PATCH] drm/i915: fix error return code in check_partial_mapping()

[Chris Wilson]

Quoting Luo Meng (2020-11-25 01:29:38)
> Fix to return a negative error code from the error handling case
> instead of 0 in function check_partial_mapping(), as done elsewhere
> in this function.

It's not an error, just the end of testing.
-Chris