staging: rtl8188eu: core: Fix comparison to NULL

Convert pointer comparisons to NULL to NULL pointer 'p'

Signed-off-by: Anchal Jain <anchalj109@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Anchal Jain 2016-09-18 13:18:56 +05:30 • committed by Greg Kroah-Hartman
commit 70b9bb71fd