AuxXxilium/linux_dsm_epyc7002
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netxen: Error return off by one in 'netxen_nic_set_pauseparam()'.

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There are 'NETXEN_NIU_MAX_GBE_PORTS'  GBE ports. Port indexing starts
from zero.
Hence we should also return error for "port == NETXEN_NIU_MAX_GBE_PORTS"

Signed-off-by: Santosh Nayak <santoshprasadnayak@gmail.com>
This commit is contained in:
Santosh Nayak 2012-06-19 21:27:39 +00:00 committed by David S. Miller
parent 7011d0851b
commit d8140b2fa0
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
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@ -489,7 +489,7 @@ netxen_nic_get_pauseparam(struct net_device *dev,
int port = adapter->physical_port;
if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
return;
/* get flow control settings */
val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
@ -534,7 +534,7 @@ netxen_nic_set_pauseparam(struct net_device *dev,
int port = adapter->physical_port;
/* read mode */
if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
return -EIO;
/* set flow control */
val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));