staging: lustre: checkpatch: symbol == NULL should be !symbol

Fix checkpatch problem: change == NULL comparison to !symbol

Signed-off-by: Swee Hua Law <sweehua81@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Swee Hua Law 2015-08-10 21:54:16 +08:00 • committed by Greg Kroah-Hartman
commit bcffa060c1