From: Jakub Kicinski kuba@kernel.org
[ Upstream commit ab14961d10d02d20767612c78ce148f6eb85bd58 ]
fec_enet_set_coalesce() validates the previously set params and if they are within range proceeds to apply the new ones. The new ones, however, are not validated. This seems backwards, probably a copy-paste error?
Compile tested only.
Fixes: d851b47b22fc ("net: fec: add interrupt coalescence feature support") Signed-off-by: Jakub Kicinski kuba@kernel.org Acked-by: Fugang Duan fugang.duan@nxp.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/freescale/fec_main.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -2476,15 +2476,15 @@ fec_enet_set_coalesce(struct net_device return -EINVAL; }
- cycle = fec_enet_us_to_itr_clock(ndev, fep->rx_time_itr); + cycle = fec_enet_us_to_itr_clock(ndev, ec->rx_coalesce_usecs); if (cycle > 0xFFFF) { pr_err("Rx coalesced usec exceed hardware limitation\n"); return -EINVAL; }
- cycle = fec_enet_us_to_itr_clock(ndev, fep->tx_time_itr); + cycle = fec_enet_us_to_itr_clock(ndev, ec->tx_coalesce_usecs); if (cycle > 0xFFFF) { - pr_err("Rx coalesced usec exceed hardware limitation\n"); + pr_err("Tx coalesced usec exceed hardware limitation\n"); return -EINVAL; }