sg_init_table zeroes its first argument, so the allocation of that argument doesn't have to.
the semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression x; @@ x = - kzalloc + kmalloc (...) ... sg_init_table(x,...) // </smpl> Signed-off-by: Julia Lawall <[email protected]> --- drivers/pci/p2pdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff -u -p a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -762,7 +762,7 @@ struct scatterlist *pci_p2pmem_alloc_sgl struct scatterlist *sg; void *addr; - sg = kzalloc(sizeof(*sg), GFP_KERNEL); + sg = kmalloc(sizeof(*sg), GFP_KERNEL); if (!sg) return NULL;
