cns3xxx: ethernet: fix signed/unsigned comparison

Fixes a compiler warning

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
(backported from 23cdbf2644dcbb3538b5e3341122a83603afeb3f)

diff --git a/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c b/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c
index 4fbc34f354a089c85f8d7578bcf0c444af8f3f59..d9b082e4bdf3b8c12ce9da5f9634edf8ea1b6b79 100644 (file)
--- a/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c
+++ b/target/linux/cns3xxx/files/drivers/net/ethernet/cavium/cns3xxx_eth.c
@@ -761,7 +761,7 @@ static int eth_xmit(struct sk_buff *skb, struct net_device *dev)
        int nr_desc = nr_frags;
        int index0, index, index_last;
        int len0;
-       unsigned int i;
+       int i;
        u32 config0;
 
        if (pmap == 8)