1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index bcaa0e0a54d3..ef4a2d84d922 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -49,13 +49,14 @@ static inline __u32 ethtool_cmd_speed(struct ethtool_cmd *ep)
         return (ep->speed_hi << 16) | ep->speed;
 }
 
+#define ETHTOOL_FWVERS_LEN      32
 #define ETHTOOL_BUSINFO_LEN     32
 /* these strings are set to whatever the driver author decides... */
 struct ethtool_drvinfo {
         __u32   cmd;
         char    driver[32];     /* driver short name, "tulip", "eepro100" */
         char    version[32];    /* driver version string */
-        char    fw_version[32]; /* firmware version string, if applicable */
+        char    fw_version[ETHTOOL_FWVERS_LEN]; /* firmware version string */
         char    bus_info[ETHTOOL_BUSINFO_LEN];  /* Bus info for this IF. */
                                 /* For PCI devices, use pci_name(pci_dev). */
         char    reserved1[32];