/*
* helper functions for SG DMA video4linux capture buffers
*
- * The functions expect the hardware being able to scatter gatter
+ * The functions expect the hardware being able to scatter gather
* (i.e. the buffers are not linear in physical memory, but fragmented
* into PAGE_SIZE chunks). They also assume the driver does not need
* to touch the video data.
videobuf_pages_to_sg(struct page **pages, int nr_pages, int offset)
{
struct scatterlist *sglist;
- int i = 0;
+ int i;
if (NULL == pages[0])
return NULL;
- sglist = kcalloc(nr_pages, sizeof(*sglist), GFP_KERNEL);
+ sglist = kmalloc(nr_pages * sizeof(*sglist), GFP_KERNEL);
if (NULL == sglist)
return NULL;
sg_init_table(sglist, nr_pages);
- if (NULL == pages[0])
- goto nopage;
if (PageHighMem(pages[0]))
/* DMA to highmem pages might not work */
goto highmem;