diff options
author | Jakub Kicinski <kuba@kernel.org> | 2021-11-18 13:13:16 -0800 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2021-11-18 13:13:16 -0800 |
commit | 50fc24944a2a0ef5aab571dcac17f6c5f2613f56 (patch) | |
tree | 32477b48cc10073e948eb7b85877dc5a0746749d /drivers/net/ethernet/hisilicon | |
parent | bb8cecf8ba127abca8ccd102207a59c55fdae515 (diff) | |
parent | 8d0112ac6fd001f95aabb084ec2ccaa3637bc344 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/hisilicon')
-rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c index 23d9cbf262c3..740850b64aff 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c @@ -400,6 +400,10 @@ static void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, return; if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) { + /* DSAF_MAX_PORT_NUM is 6, but DSAF_GE_NUM is 8. + We need check to prevent array overflow */ + if (port >= DSAF_MAX_PORT_NUM) + return; reg_val_1 = 0x1 << port; port_rst_off = dsaf_dev->mac_cb[port]->port_rst_off; /* there is difference between V1 and V2 in register.*/ |