1 files changed, 24 insertions, 0 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index 7db99b52679f..e95dc30110eb 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4496,6 +4496,30 @@ void dev_set_rx_mode(struct net_device *dev)
 }
 
 /**
+ *      dev_ethtool_get_settings - call device's ethtool_ops::get_settings()
+ *      @dev: device
+ *      @cmd: memory area for ethtool_ops::get_settings() result
+ *
+ *      The cmd arg is initialized properly (cleared and
+ *      ethtool_cmd::cmd field set to ETHTOOL_GSET).
+ *
+ *      Return device's ethtool_ops::get_settings() result value or
+ *      -EOPNOTSUPP when device doesn't expose
+ *      ethtool_ops::get_settings() operation.
+ */
+int dev_ethtool_get_settings(struct net_device *dev,
+                             struct ethtool_cmd *cmd)
+{
+        if (!dev->ethtool_ops || !dev->ethtool_ops->get_settings)
+                return -EOPNOTSUPP;
+
+        memset(cmd, 0, sizeof(struct ethtool_cmd));
+        cmd->cmd = ETHTOOL_GSET;
+        return dev->ethtool_ops->get_settings(dev, cmd);
+}
+EXPORT_SYMBOL(dev_ethtool_get_settings);
+
+/**
  *      dev_get_flags - get flags reported to userspace
  *      @dev: device
  *