[media] media: Convert vmalloc/memset to vzalloc

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/media/video/videobuf2-dma-sg.c b/drivers/media/video/videobuf2-dma-sg.c
index 10a20d9509d9..065f468faf8f 100644
--- a/drivers/media/video/videobuf2-dma-sg.c
+++ b/drivers/media/video/videobuf2-dma-sg.c
@@ -48,12 +48,10 @@ static void *vb2_dma_sg_alloc(void *alloc_ctx, unsigned long size)
         buf->sg_desc.size = size;
         buf->sg_desc.num_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
 
-        buf->sg_desc.sglist = vmalloc(buf->sg_desc.num_pages *
+        buf->sg_desc.sglist = vzalloc(buf->sg_desc.num_pages *
                                       sizeof(*buf->sg_desc.sglist));
         if (!buf->sg_desc.sglist)
                 goto fail_sglist_alloc;
-        memset(buf->sg_desc.sglist, 0, buf->sg_desc.num_pages *
-               sizeof(*buf->sg_desc.sglist));
         sg_init_table(buf->sg_desc.sglist, buf->sg_desc.num_pages);
 
         buf->pages = kzalloc(buf->sg_desc.num_pages * sizeof(struct page *),
@@ -136,13 +134,11 @@ static void *vb2_dma_sg_get_userptr(void *alloc_ctx, unsigned long vaddr,
         last  = ((vaddr + size - 1) & PAGE_MASK) >> PAGE_SHIFT;
         buf->sg_desc.num_pages = last - first + 1;
 
-        buf->sg_desc.sglist = vmalloc(
+        buf->sg_desc.sglist = vzalloc(
                 buf->sg_desc.num_pages * sizeof(*buf->sg_desc.sglist));
         if (!buf->sg_desc.sglist)
                 goto userptr_fail_sglist_alloc;
 
-        memset(buf->sg_desc.sglist, 0,
-                buf->sg_desc.num_pages * sizeof(*buf->sg_desc.sglist));
         sg_init_table(buf->sg_desc.sglist, buf->sg_desc.num_pages);
 
         buf->pages = kzalloc(buf->sg_desc.num_pages * sizeof(struct page *),