forcedeth: fix buffer overflow

Found by manual code inspection.

Tested: compile, reboot, ethtool -d ethX

Signed-off-by: David Decotigny <decot@googlers.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
index f45def0..51d19d8 100644 (file)
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -4435,7 +4435,7 @@ static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void
 
        regs->version = FORCEDETH_REGS_VER;
        spin_lock_irq(&np->lock);
-       for (i = 0; i <= np->register_size/sizeof(u32); i++)
+       for (i = 0; i < np->register_size/sizeof(u32); i++)
                rbuf[i] = readl(base + i*sizeof(u32));
        spin_unlock_irq(&np->lock);
 }