linux-kernel - [PATCH] gpu/drm/virtio/virtgpu_vq.c: Use kmem_cache

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 19 Oct 2018 21:29:54 +0530
From:   Sabyasachi Gupta <sabyasachi.linux@...il.com>
To:     airlied@...ux.ie, kraxel@...hat.com
Cc:     jrdr.linux@...il.com, dri-devel@...ts.freedesktop.org,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, brajeswar.linux@...il.com
Subject: [PATCH] gpu/drm/virtio/virtgpu_vq.c: Use kmem_cache_zalloc

Replaced kmem_cache_alloc + memset with kmem_cache_zalloc
Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@...il.com>
---
 drivers/gpu/drm/virtio/virtgpu_vq.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 020070d..e001b79 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -98,10 +98,9 @@ virtio_gpu_get_vbuf(struct virtio_gpu_device *vgdev,
 {
 	struct virtio_gpu_vbuffer *vbuf;
 
-	vbuf = kmem_cache_alloc(vgdev->vbufs, GFP_KERNEL);
+	vbuf = kmem_cache_zalloc(vgdev->vbufs, GFP_KERNEL);
 	if (!vbuf)
 		return ERR_PTR(-ENOMEM);
-	memset(vbuf, 0, VBUFFER_SIZE);
 
 	BUG_ON(size > MAX_INLINE_CMD_SIZE);
 	vbuf->buf = (void *)vbuf + sizeof(*vbuf);
-- 
2.7.4