From mboxrd@z Thu Jan 1 00:00:00 1970 From: Colin King Subject: [PATCH][next] net/mlx4_core: fix incorrect size allocation for dev->caps.spec_qps Date: Thu, 31 Aug 2017 18:07:24 +0100 Message-ID: <20170831170724.3747-1-colin.king@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Cc: kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tariq Toukan , netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Return-path: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org From: Colin Ian King The current allocation for dev->caps.spec_qps is for the size of the pointer and not the size of the actual mlx4_spec_qps structure. Fix this by using the correct size. Also splint allocation over a few lines to make it cppcheck clean on overly wide lines. Detected by CoverityScan, CID#1455222 ("Wrong sizeof argument") Fixes: c73c8b1e47ca ("net/mlx4_core: Dynamically allocate structs at mlx4_slave_cap") Signed-off-by: Colin Ian King --- drivers/net/ethernet/mellanox/mlx4/qp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index b16fc441609e..728a2fb1f5c0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -845,8 +845,9 @@ int mlx4_init_qp_table(struct mlx4_dev *dev) /* In mfunc, calculate proxy and tunnel qp offsets for the PF here, * since the PF does not call mlx4_slave_caps */ - dev->caps.spec_qps = kcalloc(dev->caps.num_ports, sizeof(dev->caps.spec_qps), GFP_KERNEL); - + dev->caps.spec_qps = kcalloc(dev->caps.num_ports, + sizeof(*dev->caps.spec_qps), + GFP_KERNEL); if (!dev->caps.spec_qps) { err = -ENOMEM; goto err_mem; -- 2.14.1 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html