[media] 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@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/platform/m2m-deinterlace.c b/drivers/media/platform/m2m-deinterlace.c
index ed77a645e99266408143862f973eb6e277156276..6c4db9b989899bff0314dc0f031a219ab8f7180d 100644 (file)
--- 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;