e1000e: replace unbounded sprintf with snprintf

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 6025d5f..7cedfeb 100644 (file)
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -1843,7 +1843,9 @@ static int e1000_request_msix(struct e1000_adapter *adapter)
        int err = 0, vector = 0;
 
        if (strlen(netdev->name) < (IFNAMSIZ - 5))
-               sprintf(adapter->rx_ring->name, "%s-rx-0", netdev->name);
+               snprintf(adapter->rx_ring->name,
+                        sizeof(adapter->rx_ring->name) - 1,
+                        "%s-rx-0", netdev->name);
        else
                memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ);
        err = request_irq(adapter->msix_entries[vector].vector,
@@ -1856,7 +1858,9 @@ static int e1000_request_msix(struct e1000_adapter *adapter)
        vector++;
 
        if (strlen(netdev->name) < (IFNAMSIZ - 5))
-               sprintf(adapter->tx_ring->name, "%s-tx-0", netdev->name);
+               snprintf(adapter->tx_ring->name,
+                        sizeof(adapter->tx_ring->name) - 1,
+                        "%s-tx-0", netdev->name);
        else
                memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);
        err = request_irq(adapter->msix_entries[vector].vector,