netdev: Remove redundant checks for CAP_NET_ADMIN in MDIO implementations

dev_ioctl() already checks capable(CAP_NET_ADMIN) before calling the
driver's implementation of MDIO ioctls.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 3 deletions

diff --git a/drivers/net/mdio.c b/drivers/net/mdio.c
index 7d2e610f14ff..21f8754fcf4c 100644
--- a/drivers/net/mdio.c
+++ b/drivers/net/mdio.c
@@ -380,10 +380,7 @@ int mdio_mii_ioctl(const struct mdio_if_info *mdio,
                 cmd = SIOCGMIIREG;
                 break;
         case SIOCGMIIREG:
-                break;
         case SIOCSMIIREG:
-                if (!capable(CAP_NET_ADMIN))
-                        return -EPERM;
                 break;
         default:
                 return -EOPNOTSUPP;