cras_udev - Don't reuse dev variable

For readability, don't reassign the dev pointer with the parent dev
pointer.  Give the parent dev pointer its own name.

Change-Id: Ieb1e636f0f38ff7b3cba3705f2cc053b607d8075
Signed-off-by: Dylan Reid <dgreid@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/424843
Reviewed-by: Hsinyu Chao <hychao@chromium.org>
Reviewed-by: Chinyue Chen <chinyue@chromium.org>
1 file changed