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authorStephen Hemminger <shemminger@osdl.org>2006-02-22 11:44:59 -0800
committerFrancois Romieu <romieu@fr.zoreil.com>2006-02-23 01:23:40 +0100
commitff81fbbe321c3a468b6225c673ca57efa501fbed (patch)
treeae715c27debaee2ef0bc1f36faccc7ef8bac2b09 /drivers/net/sky2.c
parent977bdf06ca8dd7ed081fab8d30249d9e6b1c24d3 (diff)
downloadop-kernel-dev-ff81fbbe321c3a468b6225c673ca57efa501fbed.zip
op-kernel-dev-ff81fbbe321c3a468b6225c673ca57efa501fbed.tar.gz
[PATCH] sky2: limit coalescing values to ring size
Don't allow coalescing values to be bigger than the transmit ring. Since if you set them that big, the interrupt never happens and driver livelocks. Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Diffstat (limited to 'drivers/net/sky2.c')
-rw-r--r--drivers/net/sky2.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index ce135b8..cf7fd28 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2884,11 +2884,11 @@ static int sky2_set_coalesce(struct net_device *dev,
(ecmd->rx_coalesce_usecs_irq < tmin || ecmd->rx_coalesce_usecs_irq > tmax))
return -EINVAL;
- if (ecmd->tx_max_coalesced_frames > 0xffff)
+ if (ecmd->tx_max_coalesced_frames >= TX_RING_SIZE-1)
return -EINVAL;
- if (ecmd->rx_max_coalesced_frames > 0xff)
+ if (ecmd->rx_max_coalesced_frames > RX_MAX_PENDING)
return -EINVAL;
- if (ecmd->rx_max_coalesced_frames_irq > 0xff)
+ if (ecmd->rx_max_coalesced_frames_irq >RX_MAX_PENDING)
return -EINVAL;
if (ecmd->tx_coalesce_usecs == 0)
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