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-rw-r--r--drivers/net/3c59x.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index e1f773d07ed..78f90eb02b9 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -1513,9 +1513,10 @@ static int __devinit vortex_probe1(struct device *gendev,
dev->hard_start_xmit = boomerang_start_xmit;
/* Actually, it still should work with iommu. */
dev->features |= NETIF_F_SG;
- if (((hw_checksums[card_idx] == -1) && (vp->drv_flags & HAS_HWCKSM)) ||
- (hw_checksums[card_idx] == 1)) {
- dev->features |= NETIF_F_IP_CSUM;
+ if (card_idx < MAX_UNITS &&
+ ((hw_checksums[card_idx] == -1 && (vp->drv_flags & HAS_HWCKSM)) ||
+ hw_checksums[card_idx] == 1)) {
+ dev->features |= NETIF_F_IP_CSUM;
}
} else {
dev->hard_start_xmit = vortex_start_xmit;
@@ -2791,10 +2792,11 @@ vortex_close(struct net_device *dev)
}
#if DO_ZEROCOPY
- if ( vp->rx_csumhits &&
- ((vp->drv_flags & HAS_HWCKSM) == 0) &&
- (hw_checksums[vp->card_idx] == -1)) {
- printk(KERN_WARNING "%s supports hardware checksums, and we're not using them!\n", dev->name);
+ if (vp->rx_csumhits &&
+ (vp->drv_flags & HAS_HWCKSM) == 0 &&
+ (vp->card_idx >= MAX_UNITS || hw_checksums[vp->card_idx] == -1)) {
+ printk(KERN_WARNING "%s supports hardware checksums, and we're "
+ "not using them!\n", dev->name);
}
#endif