diff options
Diffstat (limited to 'drivers/net/ethernet/renesas/ravb_main.c')
| -rw-r--r-- | drivers/net/ethernet/renesas/ravb_main.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 4b71951e185d..238b56feb1ce 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -807,8 +807,10 @@ static irqreturn_t ravb_interrupt(int irq, void *dev_id) } /* gPTP interrupt status summary */ - if ((iss & ISS_CGIS) && ravb_ptp_interrupt(ndev) == IRQ_HANDLED) + if (iss & ISS_CGIS) { + ravb_ptp_interrupt(ndev); result = IRQ_HANDLED; + } mmiowb(); spin_unlock(&priv->lock); @@ -838,8 +840,10 @@ static irqreturn_t ravb_multi_interrupt(int irq, void *dev_id) } /* gPTP interrupt status summary */ - if ((iss & ISS_CGIS) && ravb_ptp_interrupt(ndev) == IRQ_HANDLED) + if (iss & ISS_CGIS) { + ravb_ptp_interrupt(ndev); result = IRQ_HANDLED; + } mmiowb(); spin_unlock(&priv->lock); @@ -1850,6 +1854,9 @@ static int ravb_set_gti(struct net_device *ndev) rate = clk_get_rate(clk); clk_put(clk); + if (!rate) + return -EINVAL; + inc = 1000000000ULL << 20; do_div(inc, rate); |