---

yaml --- r: 104593 b: refs/heads/master c: 518386c h: refs/heads/master i: 104591: a42b68d v: v3
git-mirror · Jul 21, 2008 · 33810f9 · 33810f9
1 parent 70b7f36
commit 33810f9
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Showing 2 changed files with 3 additions and 13 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bef4665a2e5145737fa925a5a1a7a8afd1b91acc
+refs/heads/master: 518386c7d4cc3eb8e6b815e0b11ed2cec6245907
diff --git a/trunk/drivers/usb/mon/mon_stat.c b/trunk/drivers/usb/mon/mon_stat.c
@@ -9,6 +9,7 @@
 
 #include <linux/kernel.h>
 #include <linux/usb.h>
+#include <linux/fs.h>
 #include <asm/uaccess.h>
 
 #include "usb_mon.h"
@@ -42,19 +43,8 @@ static ssize_t mon_stat_read(struct file *file, char __user *buf,
 				size_t nbytes, loff_t *ppos)
 {
 	struct snap *sp = file->private_data;
-	loff_t pos = *ppos;
-	int cnt;
 
-	if (pos < 0 || pos >= sp->slen)
-		return 0;
-	if (nbytes == 0)
-		return 0;
-	if ((cnt = sp->slen - pos) > nbytes)
-		cnt = nbytes;
-	if (copy_to_user(buf, sp->str + pos, cnt))
-		return -EFAULT;
-	*ppos = pos + cnt;
-	return cnt;
+	return simple_read_from_buffer(buf, nbytes, ppos, sp->str, sp->slen);
 }
 
 static int mon_stat_release(struct inode *inode, struct file *file)