dmaengine: idxd: No need to clear memory after a dma_alloc_coherent() call

dma_alloc_coherent() already clear the allocated memory, there is no need
to explicitly call memset().

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Fenghua Yu <fenghua.yu@intel.com>
Acked-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/f44be04317387f8936d31d5470963541615f30ef.1685283065.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c
index 5abbcc61c5288c2251ae32816f8bd23adcb1264e..7c74bc60f582830ce5d8466dcf16a8c4d55f2535 100644 (file)
--- a/drivers/dma/idxd/device.c
+++ b/drivers/dma/idxd/device.c
@@ -786,8 +786,6 @@ static int idxd_device_evl_setup(struct idxd_device *idxd)
                goto err_alloc;
        }
 
-       memset(addr, 0, size);
-
        spin_lock(&evl->lock);
        evl->log = addr;
        evl->dma = dma_addr;