X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=fs%2Freiserfs%2Fxattr_user.c;h=e3238dc4f3db941ebf3108d347402fbc9a8281df;hb=1557aca7904ed6fadd22cdc3364754070bb3d3c3;hp=0772806466a867de2945ecd27fcc9195c9e000ca;hpb=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2;p=safe%2Fjmp%2Flinux-2.6

diff --git a/fs/reiserfs/xattr_user.c b/fs/reiserfs/xattr_user.c
index 0772806..e3238dc 100644
--- a/fs/reiserfs/xattr_user.c
+++ b/fs/reiserfs/xattr_user.c
@@ -6,94 +6,46 @@
 #include <linux/reiserfs_xattr.h>
 #include <asm/uaccess.h>
 
-#ifdef CONFIG_REISERFS_FS_POSIX_ACL
-# include <linux/reiserfs_acl.h>
-#endif
-
-#define XATTR_USER_PREFIX "user."
-
 static int
-user_get (struct inode *inode, const char *name, void *buffer, size_t size)
+user_get(struct inode *inode, const char *name, void *buffer, size_t size)
 {
 
-    int error;
-
-    if (strlen(name) < sizeof(XATTR_USER_PREFIX))
-        return -EINVAL;
-
-    if (!reiserfs_xattrs_user (inode->i_sb))
-        return -EOPNOTSUPP;
-
-    error = reiserfs_permission_locked (inode, MAY_READ, NULL);
-    if (error)
-        return error;
-
-    return reiserfs_xattr_get (inode, name, buffer, size);
+	if (strlen(name) < sizeof(XATTR_USER_PREFIX))
+		return -EINVAL;
+	if (!reiserfs_xattrs_user(inode->i_sb))
+		return -EOPNOTSUPP;
+	return reiserfs_xattr_get(inode, name, buffer, size);
 }
 
 static int
-user_set (struct inode *inode, const char *name, const void *buffer,
-          size_t size, int flags)
+user_set(struct inode *inode, const char *name, const void *buffer,
+	 size_t size, int flags)
 {
+	if (strlen(name) < sizeof(XATTR_USER_PREFIX))
+		return -EINVAL;
 
-    int error;
-
-    if (strlen(name) < sizeof(XATTR_USER_PREFIX))
-        return -EINVAL;
-
-    if (!reiserfs_xattrs_user (inode->i_sb))
-        return -EOPNOTSUPP;
-
-    if (!S_ISREG (inode->i_mode) &&
-        (!S_ISDIR (inode->i_mode) || inode->i_mode & S_ISVTX))
-        return -EPERM;
-
-    error = reiserfs_permission_locked (inode, MAY_WRITE, NULL);
-    if (error)
-        return error;
-
-    return reiserfs_xattr_set (inode, name, buffer, size, flags);
+	if (!reiserfs_xattrs_user(inode->i_sb))
+		return -EOPNOTSUPP;
+	return reiserfs_xattr_set(inode, name, buffer, size, flags);
 }
 
-static int
-user_del (struct inode *inode, const char *name)
+static size_t user_list(struct inode *inode, char *list, size_t list_size,
+			const char *name, size_t name_len)
 {
-    int error;
-
-    if (strlen(name) < sizeof(XATTR_USER_PREFIX))
-        return -EINVAL;
-
-    if (!reiserfs_xattrs_user (inode->i_sb))
-        return -EOPNOTSUPP;
-
-    if (!S_ISREG (inode->i_mode) &&
-        (!S_ISDIR (inode->i_mode) || inode->i_mode & S_ISVTX))
-        return -EPERM;
-
-    error = reiserfs_permission_locked (inode, MAY_WRITE, NULL);
-    if (error)
-        return error;
-
-    return 0;
-}
-
-static int
-user_list (struct inode *inode, const char *name, int namelen, char *out)
-{
-    int len = namelen;
-    if (!reiserfs_xattrs_user (inode->i_sb))
-        return 0;
-
-    if (out)
-        memcpy (out, name, len);
-
-    return len;
+	const size_t len = name_len + 1;
+
+	if (!reiserfs_xattrs_user(inode->i_sb))
+		return 0;
+	if (list && len <= list_size) {
+		memcpy(list, name, name_len);
+		list[name_len] = '\0';
+	}
+	return len;
 }
 
-struct reiserfs_xattr_handler user_handler = {
+struct xattr_handler reiserfs_xattr_user_handler = {
 	.prefix = XATTR_USER_PREFIX,
 	.get = user_get,
 	.set = user_set,
-	.del = user_del,
 	.list = user_list,
 };