ixgbe: fix reporting of spoofed packets

Use %u instead of %d to display u32 variable.

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Tested-by: Robert Garrett <RobertX.Garrett@intel.com>
Tested-by: Robert Garrett <RobertX.Garrett@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

@@ -5573,7 +5573,7 @@ static void ixgbe_spoof_check(struct ixgbe_adapter *adapter)
 	if (!ssvpc)
 		return;
 
-	e_warn(drv, "%d Spoofed packets detected\n", ssvpc);
+	e_warn(drv, "%u Spoofed packets detected\n", ssvpc);
 }
 
 /**