crypto: caam - allocate RNG instantiation descriptor with GFP_DMA

Be consistent with the rest of the codebase and use GFP_DMA when
allocating memory for a CAAM JR descriptor.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Horia Geantă <horia.geanta@nxp.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Iuliana Prodan <iuliana.prodan@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-crypto@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index 7139366da01680db7700eae69751a32710f7f310..7f7f2960b0cca6b1f9d88156cbf51665f2bffc11 100644 (file)
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -196,7 +196,7 @@ static int deinstantiate_rng(struct device *ctrldev, int state_handle_mask)
        u32 *desc, status;
        int sh_idx, ret = 0;
 
-       desc = kmalloc(CAAM_CMD_SZ * 3, GFP_KERNEL);
+       desc = kmalloc(CAAM_CMD_SZ * 3, GFP_KERNEL | GFP_DMA);
        if (!desc)
                return -ENOMEM;
 
@@ -273,7 +273,7 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask,
        int ret = 0, sh_idx;
 
        ctrl = (struct caam_ctrl __iomem *)ctrlpriv->ctrl;
-       desc = kmalloc(CAAM_CMD_SZ * 7, GFP_KERNEL);
+       desc = kmalloc(CAAM_CMD_SZ * 7, GFP_KERNEL | GFP_DMA);
        if (!desc)
                return -ENOMEM;