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authorDivy Le Ray <divy@chelsio.com>2008-11-09 09:55:28 +0100
committerJeff Garzik <jgarzik@redhat.com>2008-11-11 09:50:36 +0100
commit9f64306b8a3949b74cb11d3b2f613e8a2af20fa6 (patch)
tree79073956dbb2577a796174ac0c4884b64c4c5cb4 /drivers/net/cxgb3/t3_hw.c
parentmyri10ge: fix stop/go ordering even more (diff)
downloadlinux-9f64306b8a3949b74cb11d3b2f613e8a2af20fa6.tar.xz
linux-9f64306b8a3949b74cb11d3b2f613e8a2af20fa6.zip
cxgb3 - eeprom read fixes
Protect against invalid phy entries in the eeprom. Extend eeprom access timeout. Signed-off-by: Divy Le Ray <divy@chelsio.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/cxgb3/t3_hw.c')
-rw-r--r--drivers/net/cxgb3/t3_hw.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 968f64be3743..9a0898b0dbce 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -572,7 +572,7 @@ struct t3_vpd {
u32 pad; /* for multiple-of-4 sizing and alignment */
};
-#define EEPROM_MAX_POLL 4
+#define EEPROM_MAX_POLL 40
#define EEPROM_STAT_ADDR 0x4000
#define VPD_BASE 0xc00
@@ -3690,6 +3690,12 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
;
pti = &port_types[adapter->params.vpd.port_type[j]];
+ if (!pti->phy_prep) {
+ CH_ALERT(adapter, "Invalid port type index %d\n",
+ adapter->params.vpd.port_type[j]);
+ return -EINVAL;
+ }
+
ret = pti->phy_prep(&p->phy, adapter, ai->phy_base_addr + j,
ai->mdio_ops);
if (ret)