cfg80211: Add local-state-change-only auth/deauth/disassoc

[safe/jmp/linux-2.6] / net / mac80211 / rc80211_minstrel_debugfs.c

diff --git a/net/mac80211/rc80211_minstrel_debugfs.c b/net/mac80211/rc80211_minstrel_debugfs.c
index 3d72ec5..56d0f24 100644 (file)
--- a/net/mac80211/rc80211_minstrel_debugfs.c
+++ b/net/mac80211/rc80211_minstrel_debugfs.c
@@ -52,21 +52,15 @@
 #include <net/mac80211.h>
 #include "rc80211_minstrel.h"
 
-struct minstrel_stats_info {
-       struct minstrel_sta_info *mi;
-       char buf[4096];
-       size_t len;
-};
-
-static int
+int
 minstrel_stats_open(struct inode *inode, struct file *file)
 {
        struct minstrel_sta_info *mi = inode->i_private;
-       struct minstrel_stats_info *ms;
+       struct minstrel_debugfs_info *ms;
        unsigned int i, tp, prob, eprob;
        char *p;
 
-       ms = kmalloc(sizeof(*ms), GFP_KERNEL);
+       ms = kmalloc(sizeof(*ms) + 4096, GFP_KERNEL);
        if (!ms)
                return -ENOMEM;
 
@@ -106,40 +100,23 @@ minstrel_stats_open(struct inode *inode, struct file *file)
        return 0;
 }
 
-static ssize_t
-minstrel_stats_read(struct file *file, char __user *buf, size_t len, loff_t *o)
+ssize_t
+minstrel_stats_read(struct file *file, char __user *buf, size_t len, loff_t *ppos)
 {
-       struct minstrel_stats_info *ms;
-       char *src;
+       struct minstrel_debugfs_info *ms;
 
        ms = file->private_data;
-       src = ms->buf;
-
-       len = min(len, ms->len);
-       if (len <= *o)
-               return 0;
-
-       src += *o;
-       len -= *o;
-       *o += len;
-
-       if (copy_to_user(buf, src, len))
-               return -EFAULT;
-
-       return len;
+       return simple_read_from_buffer(buf, len, ppos, ms->buf, ms->len);
 }
 
-static int
+int
 minstrel_stats_release(struct inode *inode, struct file *file)
 {
-       struct minstrel_stats_info *ms = file->private_data;
-
-       kfree(ms);
-
+       kfree(file->private_data);
        return 0;
 }
 
-static struct file_operations minstrel_stat_fops = {
+static const struct file_operations minstrel_stat_fops = {
        .owner = THIS_MODULE,
        .open = minstrel_stats_open,
        .read = minstrel_stats_read,