Merge branch 'amd-xgbe-next'

Tom Lendacky says:

====================
amd-xgbe: AMD XGBE driver updates 2016-11-15

This patch series addresses some minor issues found in the recently
accepted patch series for the AMD XGBE driver.

The following fixes are included in this driver update series:

- Fix a possibly uninitialized variable in the debugfs support
- Fix the GPIO pin number constraint check

This patch series is based on net-next.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c

@@ -153,7 +153,7 @@ static ssize_t xgbe_common_write(const char __user *buffer, size_t count,
 	int ret;
 
 	if (*ppos != 0)
-		return 0;
+		return -EINVAL;
 
 	if (count >= sizeof(workarea))
 		return -ENOSPC;

drivers/net/ethernet/amd/xgbe/xgbe-dev.c

@@ -1099,7 +1099,7 @@ static int xgbe_clr_gpio(struct xgbe_prv_data *pdata, unsigned int gpio)
 {
 	unsigned int reg;
 
-	if (gpio > 16)
+	if (gpio > 15)
 		return -EINVAL;
 
 	reg = XGMAC_IOREAD(pdata, MAC_GPIOSR);
@@ -1114,7 +1114,7 @@ static int xgbe_set_gpio(struct xgbe_prv_data *pdata, unsigned int gpio)
 {
 	unsigned int reg;
 
-	if (gpio > 16)
+	if (gpio > 15)
 		return -EINVAL;
 
 	reg = XGMAC_IOREAD(pdata, MAC_GPIOSR);