diff options
| author | Kees Cook <keescook@chromium.org> | 2021-06-02 11:00:00 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-06-07 21:30:09 -0400 |
| commit | ebab8e09a07f7f5e253d0b45aae7cbda0e360ebf (patch) | |
| tree | d5ffa93f7f34c38b67b213c30df8bd3ad50b96b9 /drivers/scsi/fcoe/fcoe.c | |
| parent | 1b67f3d74e45e02e159afed6946c6e4ba11b7df6 (diff) | |
scsi: fcoe: Statically initialize flogi_maddr
In preparation for FORTIFY_SOURCE performing compile-time and run-time
field bounds checking for memcpy() avoid using an inline const buffer
argument and instead just statically initialize the destination array
directly.
Link: https://lore.kernel.org/r/20210602180000.3326448-1-keescook@chromium.org
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/fcoe/fcoe.c')
| -rw-r--r-- | drivers/scsi/fcoe/fcoe.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index 89ec735929c3..5ae6c207d3ac 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -293,7 +293,7 @@ static int fcoe_interface_setup(struct fcoe_interface *fcoe, struct fcoe_ctlr *fip = fcoe_to_ctlr(fcoe); struct netdev_hw_addr *ha; struct net_device *real_dev; - u8 flogi_maddr[ETH_ALEN]; + static const u8 flogi_maddr[ETH_ALEN] = FC_FCOE_FLOGI_MAC; const struct net_device_ops *ops; fcoe->netdev = netdev; @@ -336,7 +336,6 @@ static int fcoe_interface_setup(struct fcoe_interface *fcoe, * or enter promiscuous mode if not capable of listening * for multiple unicast MACs. */ - memcpy(flogi_maddr, (u8[6]) FC_FCOE_FLOGI_MAC, ETH_ALEN); dev_uc_add(netdev, flogi_maddr); if (fip->spma) dev_uc_add(netdev, fip->ctl_src_addr); @@ -442,7 +441,7 @@ static void fcoe_interface_remove(struct fcoe_interface *fcoe) { struct net_device *netdev = fcoe->netdev; struct fcoe_ctlr *fip = fcoe_to_ctlr(fcoe); - u8 flogi_maddr[ETH_ALEN]; + static const u8 flogi_maddr[ETH_ALEN] = FC_FCOE_FLOGI_MAC; const struct net_device_ops *ops; /* @@ -458,7 +457,6 @@ static void fcoe_interface_remove(struct fcoe_interface *fcoe) synchronize_net(); /* Delete secondary MAC addresses */ - memcpy(flogi_maddr, (u8[6]) FC_FCOE_FLOGI_MAC, ETH_ALEN); dev_uc_del(netdev, flogi_maddr); if (fip->spma) dev_uc_del(netdev, fip->ctl_src_addr); |