fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / fs / configfs / file.c

diff --git a/fs/configfs/file.c b/fs/configfs/file.c
index 3921920..2a7cb08 100644 (file)
--- a/fs/configfs/file.c
+++ b/fs/configfs/file.c
@@ -134,11 +134,11 @@ configfs_read_file(struct file *file, char __user *buf, size_t count, loff_t *pp
 
        down(&buffer->sem);
        if (buffer->needs_read_fill) {
-               if ((retval = fill_read_buffer(file->f_dentry,buffer)))
+               if ((retval = fill_read_buffer(file->f_path.dentry,buffer)))
                        goto out;
        }
-       pr_debug("%s: count = %d, ppos = %lld, buf = %s\n",
-                __FUNCTION__,count,*ppos,buffer->page);
+       pr_debug("%s: count = %zd, ppos = %lld, buf = %s\n",
+                __FUNCTION__, count, *ppos, buffer->page);
        retval = flush_read_buffer(buffer,buf,count,ppos);
 out:
        up(&buffer->sem);
@@ -222,7 +222,7 @@ configfs_write_file(struct file *file, const char __user *buf, size_t count, lof
        down(&buffer->sem);
        len = fill_write_buffer(buffer, buf, count);
        if (len > 0)
-               len = flush_write_buffer(file->f_dentry, buffer, count);
+               len = flush_write_buffer(file->f_path.dentry, buffer, count);
        if (len > 0)
                *ppos += len;
        up(&buffer->sem);
@@ -231,8 +231,8 @@ configfs_write_file(struct file *file, const char __user *buf, size_t count, lof
 
 static int check_perm(struct inode * inode, struct file * file)
 {
-       struct config_item *item = configfs_get_config_item(file->f_dentry->d_parent);
-       struct configfs_attribute * attr = to_attr(file->f_dentry);
+       struct config_item *item = configfs_get_config_item(file->f_path.dentry->d_parent);
+       struct configfs_attribute * attr = to_attr(file->f_path.dentry);
        struct configfs_buffer * buffer;
        struct configfs_item_operations * ops = NULL;
        int error = 0;
@@ -274,15 +274,15 @@ static int check_perm(struct inode * inode, struct file * file)
        /* No error? Great, allocate a buffer for the file, and store it
         * it in file->private_data for easy access.
         */
-       buffer = kmalloc(sizeof(struct configfs_buffer),GFP_KERNEL);
-       if (buffer) {
-               memset(buffer,0,sizeof(struct configfs_buffer));
-               init_MUTEX(&buffer->sem);
-               buffer->needs_read_fill = 1;
-               buffer->ops = ops;
-               file->private_data = buffer;
-       } else
+       buffer = kzalloc(sizeof(struct configfs_buffer),GFP_KERNEL);
+       if (!buffer) {
                error = -ENOMEM;
+               goto Enomem;
+       }
+       init_MUTEX(&buffer->sem);
+       buffer->needs_read_fill = 1;
+       buffer->ops = ops;
+       file->private_data = buffer;
        goto Done;
 
  Einval:
@@ -290,6 +290,7 @@ static int check_perm(struct inode * inode, struct file * file)
        goto Done;
  Eaccess:
        error = -EACCES;
+ Enomem:
        module_put(attr->ca_owner);
  Done:
        if (error && item)
@@ -304,8 +305,8 @@ static int configfs_open_file(struct inode * inode, struct file * filp)
 
 static int configfs_release(struct inode * inode, struct file * filp)
 {
-       struct config_item * item = to_item(filp->f_dentry->d_parent);
-       struct configfs_attribute * attr = to_attr(filp->f_dentry);
+       struct config_item * item = to_item(filp->f_path.dentry->d_parent);
+       struct configfs_attribute * attr = to_attr(filp->f_path.dentry);
        struct module * owner = attr->ca_owner;
        struct configfs_buffer * buffer = filp->private_data;
 
@@ -322,7 +323,7 @@ static int configfs_release(struct inode * inode, struct file * filp)
        return 0;
 }
 
-struct file_operations configfs_file_operations = {
+const struct file_operations configfs_file_operations = {
        .read           = configfs_read_file,
        .write          = configfs_write_file,
        .llseek         = generic_file_llseek,