From cf31378ba705945fb7b7d6e6c96e47a8a6ce4503 Mon Sep 17 00:00:00 2001
From: Muhammad Falak R Wani <falakreyaz@gmail.com>
Date: Mon, 19 Oct 2015 22:37:51 +0530
Subject: [PATCH] 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>
---
 drivers/staging/android/ion/ion_heap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/android/ion/ion_heap.c b/drivers/staging/android/ion/ion_heap.c
index e97a2c32ed78..ca15a87f6fd3 100644
--- a/drivers/staging/android/ion/ion_heap.c
+++ b/drivers/staging/android/ion/ion_heap.c
@@ -56,7 +56,7 @@ void *ion_heap_map_kernel(struct ion_heap *heap,
 	vaddr = vmap(pages, npages, VM_MAP, pgprot);
 	vfree(pages);
 
-	if (vaddr == NULL)
+	if (!vaddr)
 		return ERR_PTR(-ENOMEM);
 
 	return vaddr;