staging: ion: Remove explicit NULL comparison

Rewrite explicit NULL comparison in its simpler form.
<smpl>
@NULL_REPLACE@
expression e;
@@

-e == NULL
+ !e

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed