fix unused parameter warning in ixgbe_dump_regs()

This fixes:
  external/ethtool/ixgbe.c:171:41: error: unused parameter 'info' [-Werror,-Wunused-parameter]
  ixgbe_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)

Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I745f6b9582bc176eafdce9e292a4bf2a951c0c69
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/ixgbe.c b/ixgbe.c
index 6779402..9754b2a 100644
--- a/ixgbe.c
+++ b/ixgbe.c
@@ -168,7 +168,8 @@ ixgbe_get_mac_type(u16 device_id)
 }
 
 int
-ixgbe_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
+ixgbe_dump_regs(struct ethtool_drvinfo *info maybe_unused,
+		struct ethtool_regs *regs)
 {
 	u32 *regs_buff = (u32 *)regs->data;
 	u32 regs_buff_len = regs->len / sizeof(*regs_buff);