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[media] media: Convert vmalloc/memset to vzalloc

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Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Joe Perches 2011-05-28 14:36:28 -03:00 committed by Mauro Carvalho Chehab
parent fcc8e7d8c0
commit fabc6b85ca
1 changed files with 2 additions and 6 deletions
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8
drivers/media/video/videobuf2-dma-sg.c
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@ -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 *),