[PATCH v2 3/8] Convert virtio_console to kvzalloc_struct

From: Matthew Wilcox
Date: Wed Feb 14 2018 - 15:12:39 EST


From: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>

Signed-off-by: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>
---
drivers/char/virtio_console.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 468f06134012..e0816cc2c6bd 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -433,8 +433,7 @@ static struct port_buffer *alloc_buf(struct virtqueue *vq, size_t buf_size,
* Allocate buffer and the sg list. The sg list array is allocated
* directly after the port_buffer struct.
*/
- buf = kmalloc(sizeof(*buf) + sizeof(struct scatterlist) * pages,
- GFP_KERNEL);
+ buf = kvzalloc_struct(buf, sg, pages, GFP_KERNEL);
if (!buf)
goto fail;

--
2.15.1