net/macb: suppress compiler warnings

This patch fixes the following warnings:
drivers/net/ethernet/cadence/macb.c: In function ‘macb_handle_link_change’:
drivers/net/ethernet/cadence/macb.c:266: warning: comparison between signed and unsigned
drivers/net/ethernet/cadence/macb.c:267: warning: comparison between signed and unsigned
drivers/net/ethernet/cadence/macb.c:291: warning: comparison between signed and unsigned
drivers/net/ethernet/cadence/macb.c: In function ‘gem_update_stats’:
drivers/net/ethernet/cadence/macb.c:1908: warning: comparison between signed and unsigned
drivers/net/ethernet/cadence/macb.c: In function ‘gem_get_ethtool_strings’:
drivers/net/ethernet/cadence/macb.c:1988: warning: comparison between signed and unsigned

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 5 insertions, 6 deletions

diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index c4ffab9af563..77a5270ccae5 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -303,7 +303,6 @@ static void macb_handle_link_change(struct net_device *dev)
         struct macb *bp = netdev_priv(dev);
         struct phy_device *phydev = bp->phy_dev;
         unsigned long flags;
-
         int status_change = 0;
 
         spin_lock_irqsave(&bp->lock, flags);
@@ -1936,7 +1935,7 @@ static int macb_change_mtu(struct net_device *dev, int new_mtu)
 
 static void gem_update_stats(struct macb *bp)
 {
-        int i;
+        unsigned int i;
         u32 *p = &bp->hw_stats.gem.tx_octets_31_0;
 
         for (i = 0; i < GEM_STATS_LEN; ++i, ++p) {
@@ -2015,7 +2014,7 @@ static int gem_get_sset_count(struct net_device *dev, int sset)
 
 static void gem_get_ethtool_strings(struct net_device *dev, u32 sset, u8 *p)
 {
-        int i;
+        unsigned int i;
 
         switch (sset) {
         case ETH_SS_STATS:
diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h
index f245340f4dde..2aa102ecff6c 100644
--- a/drivers/net/ethernet/cadence/macb.h
+++ b/drivers/net/ethernet/cadence/macb.h
@@ -816,9 +816,9 @@ struct macb {
 
         struct mii_bus          *mii_bus;
         struct phy_device       *phy_dev;
-        unsigned int            link;
-        unsigned int            speed;
-        unsigned int            duplex;
+        int                     link;
+        int                     speed;
+        int                     duplex;
 
         u32                     caps;
         unsigned int            dma_burst_length;