Document that dev_get_stats() returns the same stats pointer it was
given. Remove const qualification from the returned pointer since the
caller may do what it likes with that structure.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
/* Load a device via the kmod */
extern void dev_load(struct net *net, const char *name);
extern void dev_mcast_init(void);
/* Load a device via the kmod */
extern void dev_load(struct net *net, const char *name);
extern void dev_mcast_init(void);
-extern const struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *storage);
+extern struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *storage);
extern void dev_txq_stats_fold(const struct net_device *dev,
struct rtnl_link_stats64 *stats);
extern void dev_txq_stats_fold(const struct net_device *dev,
struct rtnl_link_stats64 *stats);
* @dev: device to get statistics from
* @storage: place to store stats
*
* @dev: device to get statistics from
* @storage: place to store stats
*
- * Get network statistics from device. The device driver may provide
- * its own method by setting dev->netdev_ops->get_stats64 or
- * dev->netdev_ops->get_stats; otherwise the internal statistics
- * structure is used.
+ * Get network statistics from device. Return @storage.
+ * The device driver may provide its own method by setting
+ * dev->netdev_ops->get_stats64 or dev->netdev_ops->get_stats;
+ * otherwise the internal statistics structure is used.
-const struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *storage)
+struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *storage)
{
const struct net_device_ops *ops = dev->netdev_ops;
{
const struct net_device_ops *ops = dev->netdev_ops;