mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-18 12:32:48 +02:00
cdd6a4a8bc
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20032 3c298f89-4303-0410-b956-a3cf2f4a3e73
81 lines
1.8 KiB
Diff
81 lines
1.8 KiB
Diff
--- a/net/mac80211/rc80211_minstrel.h
|
|
+++ b/net/mac80211/rc80211_minstrel.h
|
|
@@ -80,6 +80,11 @@ struct minstrel_priv {
|
|
unsigned int lookaround_rate_mrr;
|
|
};
|
|
|
|
+struct minstrel_debugfs_info {
|
|
+ size_t len;
|
|
+ char buf[];
|
|
+};
|
|
+
|
|
void minstrel_add_sta_debugfs(void *priv, void *priv_sta, struct dentry *dir);
|
|
void minstrel_remove_sta_debugfs(void *priv, void *priv_sta);
|
|
|
|
--- 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
|
|
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;
|
|
|
|
@@ -107,35 +101,18 @@ minstrel_stats_open(struct inode *inode,
|
|
}
|
|
|
|
static ssize_t
|
|
-minstrel_stats_read(struct file *file, char __user *buf, size_t len, loff_t *o)
|
|
+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
|
|
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;
|
|
}
|
|
|