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Diffstat (limited to 'net/mac80211/debugfs_netdev.c')
-rw-r--r--net/mac80211/debugfs_netdev.c16
1 files changed, 3 insertions, 13 deletions
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 68596ef78b15..54c479910d05 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -221,10 +221,9 @@ static ssize_t ieee80211_if_fmt_##name( \
}
#define _IEEE80211_IF_FILE_OPS(name, _read, _write) \
-static const struct file_operations name##_ops = { \
+static const struct debugfs_short_fops name##_ops = { \
.read = (_read), \
.write = (_write), \
- .open = simple_open, \
.llseek = generic_file_llseek, \
}
@@ -728,7 +727,7 @@ static ssize_t ieee80211_if_parse_active_links(struct ieee80211_sub_if_data *sda
{
u16 active_links;
- if (kstrtou16(buf, 0, &active_links))
+ if (kstrtou16(buf, 0, &active_links) || !active_links)
return -EINVAL;
return ieee80211_set_active_links(&sdata->vif, active_links) ?: buflen;
@@ -1026,16 +1025,7 @@ void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata)
void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata)
{
- struct dentry *dir;
- char buf[10 + IFNAMSIZ];
-
- dir = sdata->vif.debugfs_dir;
-
- if (IS_ERR_OR_NULL(dir))
- return;
-
- sprintf(buf, "netdev:%s", sdata->name);
- debugfs_rename(dir->d_parent, dir, dir->d_parent, buf);
+ debugfs_change_name(sdata->vif.debugfs_dir, "netdev:%s", sdata->name);
}
void ieee80211_debugfs_recreate_netdev(struct ieee80211_sub_if_data *sdata,