Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6:
  reiserfs: fix j_last_flush_trans_id type
  fs: Mark get_filesystem_list() as __init function.
  kill vfs_stat_fd / vfs_lstat_fd
  Separate out common fstatat code into vfs_fstatat
  ecryptfs: use memdup_user()
  ncpfs: use memdup_user()
  xfs: use memdup_user()
  sysfs: use memdup_user()
  btrfs: use memdup_user()
  xattr: use memdup_user()
  autofs4: use memchr() in invalid_string()
  Documentation/filesystems: remove out of date reference to BKL being held
  Fix i_mutex vs. readdir handling in nfsd
  fs/compat_ioctl: fix build when !BLOCK
  Fix autofs_expire()
  No need for crossing to mountpoint in audit_tag_tree()
  Safer nfsd_cross_mnt()
  Touch all affected namespaces on propagation of mount
  Fix AUTOFS_DEV_IOCTL_REQUESTER_CMD

1 files changed, 7 insertions, 14 deletions

diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index f54360f50a9..fa038df63ac 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -660,13 +660,10 @@ outrel:
 			if (user.object_name_len > NCP_OBJECT_NAME_MAX_LEN)
 				return -ENOMEM;
 			if (user.object_name_len) {
-				newname = kmalloc(user.object_name_len, GFP_USER);
-				if (!newname)
-					return -ENOMEM;
-				if (copy_from_user(newname, user.object_name, user.object_name_len)) {
-					kfree(newname);
-					return -EFAULT;
-				}
+				newname = memdup_user(user.object_name,
+						      user.object_name_len);
+				if (IS_ERR(newname))
+					return PTR_ERR(newname);
 			} else {
 				newname = NULL;
 			}
@@ -760,13 +757,9 @@ outrel:
 			if (user.len > NCP_PRIVATE_DATA_MAX_LEN)
 				return -ENOMEM;
 			if (user.len) {
-				new = kmalloc(user.len, GFP_USER);
-				if (!new)
-					return -ENOMEM;
-				if (copy_from_user(new, user.data, user.len)) {
-					kfree(new);
-					return -EFAULT;
-				}
+				new = memdup_user(user.data, user.len);
+				if (IS_ERR(new))
+					return PTR_ERR(new);
 			} else {
 				new = NULL;
 			}