diff options
| author | Jiawen Wu <jiawenwu@trustnetic.com> | 2025-08-21 10:34:06 +0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-08-22 17:07:49 -0700 |
| commit | fd4aa243f154a80bbeb3dd311d2114eeb538f479 (patch) | |
| tree | 16391a27528ece14849246498e3141a9782ea24f | |
| parent | 6d3f753c9ce164d88675fef57d0dab9cff4ec86c (diff) | |
net: wangxun: limit tx_max_coalesced_frames_irq
Add limitation on tx_max_coalesced_frames_irq as 0 ~ 65535, because
'wx->tx_work_limit' is declared as a member of type u16.
Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250821023408.53472-3-jiawenwu@trustnetic.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/wangxun/libwx/wx_ethtool.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c b/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c index d9412e55b5b2..590a5901cf77 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c @@ -334,8 +334,11 @@ int wx_set_coalesce(struct net_device *netdev, return -EOPNOTSUPP; } - if (ec->tx_max_coalesced_frames_irq) - wx->tx_work_limit = ec->tx_max_coalesced_frames_irq; + if (ec->tx_max_coalesced_frames_irq > U16_MAX || + !ec->tx_max_coalesced_frames_irq) + return -EINVAL; + + wx->tx_work_limit = ec->tx_max_coalesced_frames_irq; switch (wx->mac.type) { case wx_mac_sp: |