From: Tom Lendacky Date: Tue, 26 May 2015 18:06:24 +0000 (-0500) Subject: crypto: ccp - Remove manual check and set of dma_mask pointer X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d921620e03c58bd83c4b345e36a104988d697f0d;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git crypto: ccp - Remove manual check and set of dma_mask pointer The underlying device support will set the device dma_mask pointer if DMA is set up properly for the device. Remove the check for and assignment of dma_mask when it is null. Instead, just error out if the dma_set_mask_and_coherent function fails because dma_mask is null. Signed-off-by: Tom Lendacky Signed-off-by: Herbert Xu --- diff --git a/drivers/crypto/ccp/ccp-platform.c b/drivers/crypto/ccp/ccp-platform.c index b1c20b2b5647..c0aa5c5c5f9d 100644 --- a/drivers/crypto/ccp/ccp-platform.c +++ b/drivers/crypto/ccp/ccp-platform.c @@ -174,8 +174,6 @@ static int ccp_platform_probe(struct platform_device *pdev) } ccp->io_regs = ccp->io_map; - if (!dev->dma_mask) - dev->dma_mask = &dev->coherent_dma_mask; ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); if (ret) { dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n", ret);