Make use of the struct_size() helper instead of an open-coded version
in order to avoid any potential type mistakes. Also, remove unnecessary
variable _struct_size_.
This code was detected with the help of Coccinelle and, audited and
fixed manually.
Addresses-KSPP-ID: https://github.com/KSPP/linux/issues/83
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
static int ntb_msit_probe(struct ntb_client *client, struct ntb_dev *ntb)
{
struct ntb_msit_ctx *nm;
- size_t struct_size;
int peers;
int ret;
return ret;
}
- struct_size = sizeof(*nm) + sizeof(*nm->peers) * peers;
-
- nm = devm_kzalloc(&ntb->dev, struct_size, GFP_KERNEL);
+ nm = devm_kzalloc(&ntb->dev, struct_size(nm, peers, peers), GFP_KERNEL);
if (!nm)
return -ENOMEM;