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-rw-r--r--drivers/net/ethernet/ti/cpsw.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 4628205..e778703 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -509,9 +509,11 @@ static const struct cpsw_stats cpsw_gstrings_stats[] = {
(func)(slave++, ##arg); \
} while (0)
#define cpsw_get_slave_ndev(priv, __slave_no__) \
- (priv->slaves[__slave_no__].ndev)
+ ((__slave_no__ < priv->data.slaves) ? \
+ priv->slaves[__slave_no__].ndev : NULL)
#define cpsw_get_slave_priv(priv, __slave_no__) \
- ((priv->slaves[__slave_no__].ndev) ? \
+ (((__slave_no__ < priv->data.slaves) && \
+ (priv->slaves[__slave_no__].ndev)) ? \
netdev_priv(priv->slaves[__slave_no__].ndev) : NULL) \
#define cpsw_dual_emac_src_port_detect(status, priv, ndev, skb) \