linux-kernel - [PATCH] m2m-deinterlace: use correct check for kzalloc failure

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Date:	Thu, 20 Dec 2012 14:11:18 -0500
From:	Sasha Levin <sasha.levin@...cle.com>
To:	Mauro Carvalho Chehab <mchehab@...hat.com>,
	Sylwester Nawrocki <sylvester.nawrocki@...il.com>,
	Javier Martin <javier.martin@...ta-silicon.com>,
	Sasha Levin <sasha.levin@...cle.com>,
	Sakari Ailus <sakari.ailus@....fi>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] m2m-deinterlace: use correct check for kzalloc failure

There is no point in PTR_ERR()ing a NULL pointer, use a real error
instead.

Signed-off-by: Sasha Levin <sasha.levin@...cle.com>
---
 drivers/media/platform/m2m-deinterlace.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/media/platform/m2m-deinterlace.c b/drivers/media/platform/m2m-deinterlace.c
index 05c560f..64db74e 100644
--- a/drivers/media/platform/m2m-deinterlace.c
+++ b/drivers/media/platform/m2m-deinterlace.c
@@ -917,10 +917,8 @@ static int deinterlace_open(struct file *file)
 	ctx->xt = kzalloc(sizeof(struct dma_async_tx_descriptor) +
 				sizeof(struct data_chunk), GFP_KERNEL);
 	if (!ctx->xt) {
-		int ret = PTR_ERR(ctx->xt);
-
 		kfree(ctx);
-		return ret;
+		return -ENOMEM;
 	}
 
 	ctx->colorspace = V4L2_COLORSPACE_REC709;
-- 
1.8.0

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