Thread (5 messages) 5 messages, 3 authors, 2021-06-22

Re: [PATCH] IB/mlx4: Avoid field-overflowing memcpy()

From: Jason Gunthorpe <jgg@nvidia.com>
Date: 2021-06-22 00:05:55
Also in: linux-hardening, lkml

On Wed, Jun 16, 2021 at 01:37:44PM -0700, Kees Cook wrote:
In preparation for FORTIFY_SOURCE performing compile-time and run-time
field bounds checking for memcpy(), memmove(), and memset(), avoid
intentionally writing across neighboring array fields.

Use the ether_addr_copy() helper instead, as already done for smac.

Signed-off-by: Kees Cook <redacted>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
---
 drivers/infiniband/hw/mlx4/qp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
Applied to for-next, thanks

Jason
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