staging: erofs: Modify conditional checks

Fix coding style alignment issues detected by checkpatch.pl
Use ! for NULL test rather than explicitly comparing to NULL.

Signed-off-by: Bhagyashri P. Dighole <digholebhagyashri@gmail.com>
Reviewed-by: Gao Xiang <gaoxiang25@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bhagyashri P. Dighole 2018-11-05 19:49:05 +00:00 • committed by Greg Kroah-Hartman
commit d1ab82443b