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vhost: use kzalloc() instead of kmalloc() followed by memset() 

commit 4d8df0f5f7 upstream.

Use kzalloc() to allocate new zeroed out msg node instead of
memsetting a node allocated with kmalloc().

Signed-off-by: Prathu Baronia <prathubaronia2011@gmail.com>
Message-Id: <20230522085019.42914-1-prathubaronia2011@gmail.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Ajay Kaher <ajay.kaher@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Prathu Baronia 2023-05-22 14:20:19 +05:30 committed by Greg Kroah-Hartman
parent d8712c6c6a
commit 4675661672
1 changed files with 2 additions and 3 deletions
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5
drivers/vhost/vhost.c
View File

@ -2588,12 +2588,11 @@ EXPORT_SYMBOL_GPL(vhost_disable_notify);
/* Create a new message. */
struct vhost_msg_node *vhost_new_msg(struct vhost_virtqueue *vq, int type)
{
struct vhost_msg_node *node = kmalloc(sizeof *node, GFP_KERNEL);
/* Make sure all padding within the structure is initialized. */
struct vhost_msg_node *node = kzalloc(sizeof(*node), GFP_KERNEL);
if (!node)
return NULL;
/* Make sure all padding within the structure is initialized. */
memset(&node->msg, 0, sizeof node->msg);
node->vq = vq;
node->msg.type = type;
return node;