dma_alloc_coherent() already clear the allocated memory, there is no need to explicitly call memset(). Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx> --- drivers/dma/idxd/device.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index 5abbcc61c528..7c74bc60f582 100644 --- 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; -- 2.34.1