Staging:lustre:obdclass:linux:simplify NULL comparison

Remove explicit NULL comparision and replace it with a simpier form.
Detected using checkpatch.pl.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bhumika Goyal 2016-01-21 00:17:45 +05:30 • committed by Greg Kroah-Hartman
commit 6ae07f1b38