[PATCH] fix fsync(dir) return value for ram-based filesystems

Any filesystem which is using simple_dir_operations will retunr -EINVAL for
fsync() on a directory.  Make it return zero instead.

Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/libfs.c b/fs/libfs.c
index 5025563e7379..58101dff2c66 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -183,6 +183,7 @@ struct file_operations simple_dir_operations = {
         .llseek         = dcache_dir_lseek,
         .read           = generic_read_dir,
         .readdir        = dcache_readdir,
+        .fsync          = simple_sync_file,
 };
 
 struct inode_operations simple_dir_inode_operations = {