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authorLinus Torvalds <torvalds@g5.osdl.org>2006-02-03 15:21:40 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-03 15:21:40 -0800
commitd1ffa5669cd834f901141756e63195f48c1bfbf9 (patch)
treef0bed266c1f3fef528bbced56b48aac63e0a26b1 /fs/configfs/file.c
parentd6c8f6aaa1d7f68c1e6471ab0839d9047cdd159f (diff)
parent6eff5790d57a5c9c01489c95946881808a4b2a2c (diff)
downloadblackbird-op-linux-d1ffa5669cd834f901141756e63195f48c1bfbf9.tar.gz
blackbird-op-linux-d1ffa5669cd834f901141756e63195f48c1bfbf9.zip
Merge branch 'upstream-linus' of git://oss.oracle.com/home/sourcebo/git/ocfs2
Diffstat (limited to 'fs/configfs/file.c')
-rw-r--r--fs/configfs/file.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/configfs/file.c b/fs/configfs/file.c
index c26cd61f13af..3921920d8716 100644
--- a/fs/configfs/file.c
+++ b/fs/configfs/file.c
@@ -26,7 +26,6 @@
#include <linux/fs.h>
#include <linux/module.h>
-#include <linux/dnotify.h>
#include <linux/slab.h>
#include <asm/uaccess.h>
#include <asm/semaphore.h>
@@ -150,7 +149,7 @@ out:
/**
* fill_write_buffer - copy buffer from userspace.
* @buffer: data buffer for file.
- * @userbuf: data from user.
+ * @buf: data from user.
* @count: number of bytes in @userbuf.
*
* Allocate @buffer->page if it hasn't been already, then
@@ -177,8 +176,9 @@ fill_write_buffer(struct configfs_buffer * buffer, const char __user * buf, size
/**
* flush_write_buffer - push buffer to config_item.
- * @file: file pointer.
+ * @dentry: dentry to the attribute
* @buffer: data buffer for file.
+ * @count: number of bytes
*
* Get the correct pointers for the config_item and the attribute we're
* dealing with, then call the store() method for the attribute,
@@ -217,15 +217,16 @@ static ssize_t
configfs_write_file(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
{
struct configfs_buffer * buffer = file->private_data;
+ ssize_t len;
down(&buffer->sem);
- count = fill_write_buffer(buffer,buf,count);
- if (count > 0)
- count = flush_write_buffer(file->f_dentry,buffer,count);
- if (count > 0)
- *ppos += count;
+ len = fill_write_buffer(buffer, buf, count);
+ if (len > 0)
+ len = flush_write_buffer(file->f_dentry, buffer, count);
+ if (len > 0)
+ *ppos += len;
up(&buffer->sem);
- return count;
+ return len;
}
static int check_perm(struct inode * inode, struct file * file)
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