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path: root/drivers/net/ethernet/marvell/skge.c
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Diffstat (limited to 'drivers/net/ethernet/marvell/skge.c')
-rw-r--r--drivers/net/ethernet/marvell/skge.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c
index 7173836fe361..c9f4b5412844 100644
--- a/drivers/net/ethernet/marvell/skge.c
+++ b/drivers/net/ethernet/marvell/skge.c
@@ -152,8 +152,10 @@ static void skge_get_regs(struct net_device *dev, struct ethtool_regs *regs,
memset(p, 0, regs->len);
memcpy_fromio(p, io, B3_RAM_ADDR);
- memcpy_fromio(p + B3_RI_WTO_R1, io + B3_RI_WTO_R1,
- regs->len - B3_RI_WTO_R1);
+ if (regs->len > B3_RI_WTO_R1) {
+ memcpy_fromio(p + B3_RI_WTO_R1, io + B3_RI_WTO_R1,
+ regs->len - B3_RI_WTO_R1);
+ }
}
/* Wake on Lan only supported on Yukon chips with rev 1 or above */