linux-kernel - [PATCH 4.8 059/125] crypto: ccp - Fix return value check in ccp_dmaengine

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Date:   Sat, 29 Oct 2016 09:49:37 -0400
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Wei Yongjun <weiyongjun1@...wei.com>,
        Gary R Hook <gary.hook@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>
Subject: [PATCH 4.8 059/125] crypto: ccp - Fix return value check in ccp_dmaengine_register()

4.8-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Wei Yongjun <weiyongjun1@...wei.com>

commit 7514e3688811e610640ec2201ca14dfebfe13442 upstream.

Fix the retrn value check which testing the wrong variable
in ccp_dmaengine_register().

Fixes: 58ea8abf4904 ("crypto: ccp - Register the CCP as a DMA resource")
Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
Acked-by: Gary R Hook <gary.hook@....com>
Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/crypto/ccp/ccp-dmaengine.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/crypto/ccp/ccp-dmaengine.c
+++ b/drivers/crypto/ccp/ccp-dmaengine.c
@@ -650,7 +650,7 @@ int ccp_dmaengine_register(struct ccp_de
 	dma_desc_cache_name = devm_kasprintf(ccp->dev, GFP_KERNEL,
 					     "%s-dmaengine-desc-cache",
 					     ccp->name);
-	if (!dma_cmd_cache_name)
+	if (!dma_desc_cache_name)
 		return -ENOMEM;
 	ccp->dma_desc_cache = kmem_cache_create(dma_desc_cache_name,
 						sizeof(struct ccp_dma_desc),