diff options
Diffstat (limited to 'net/ethtool/ioctl.c')
| -rw-r--r-- | net/ethtool/ioctl.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c index 31e0b4e88a9d..b5df90c981c2 100644 --- a/net/ethtool/ioctl.c +++ b/net/ethtool/ioctl.c @@ -1510,11 +1510,14 @@ static noinline_for_stack int ethtool_get_coalesce(struct net_device *dev, void __user *useraddr) { struct ethtool_coalesce coalesce = { .cmd = ETHTOOL_GCOALESCE }; + int ret; if (!dev->ethtool_ops->get_coalesce) return -EOPNOTSUPP; - dev->ethtool_ops->get_coalesce(dev, &coalesce); + ret = dev->ethtool_ops->get_coalesce(dev, &coalesce); + if (ret) + return ret; if (copy_to_user(useraddr, &coalesce, sizeof(coalesce))) return -EFAULT; |