From: Sachin Kamat <sachin.kamat@linaro.org>
Date: Thu, 12 Jul 2012 10:39:50 +0000 (-0300)
Subject: [media] videobuf-dma-contig: Use NULL instead of plain integer
X-Git-Tag: upstream/snapshot3+hdmi~4891^2~1776
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=79ef87edea252c3325f0be8aed684db72dc7e46c;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

[media] videobuf-dma-contig: Use NULL instead of plain integer

Fixes the following sparse warning:
drivers/media/video/videobuf-dma-contig.c:59:46:
warning: Using plain integer as NULL pointer

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/videobuf-dma-contig.c b/drivers/media/video/videobuf-dma-contig.c
index f682846..3a43ba0 100644
--- a/drivers/media/video/videobuf-dma-contig.c
+++ b/drivers/media/video/videobuf-dma-contig.c
@@ -56,7 +56,7 @@ static int __videobuf_dc_alloc(struct device *dev,
 				dev_err(dev, "dma_map_single failed\n");
 
 				free_pages_exact(mem->vaddr, mem->size);
-				mem->vaddr = 0;
+				mem->vaddr = NULL;
 				return err;
 			}
 		}