kernel: update yaffs code

Use the latest version of the yaffs code. Fetched from the
yaffs2 git tree and it is based on the following commit:

  commit bc76682d93955cfb33051beb503ad9f8a5450578
  Merge: 3a8580e ffa781d
  Author: Charles Manning <cdhmanning@gmail.com>
  Date:   Thu Jul 11 17:46:25 2013 +1200

      Merge branch 'master' of ssh://www.aleph1.co.uk/home/aleph1/git/yaffs2

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 39084

1 files changed, 0 insertions, 72 deletions

diff --git a/target/linux/generic/patches-3.10/503-yaffs-Replace-yaffs_dir_llseek-with-Linux-generic-ll.patch b/target/linux/generic/patches-3.10/503-yaffs-Replace-yaffs_dir_llseek-with-Linux-generic-ll.patch
deleted file mode 100644
index d283e8559c..0000000000
--- a/target/linux/generic/patches-3.10/503-yaffs-Replace-yaffs_dir_llseek-with-Linux-generic-ll.patch
+++ /dev/null
@@ -1,72 +0,0 @@
-From cd6657c4bde20886b0805ea9f2cbac7ec25ac2e5 Mon Sep 17 00:00:00 2001
-From: Charles Manning <cdhmanning@gmail.com>
-Date: Tue, 30 Nov 2010 16:01:28 +1300
-Subject: [PATCH 1/2] yaffs: Replace yaffs_dir_llseek with Linux generic
- llseek
-
-commit ed8188fb7659cfb65b5adbe154d143190ade0324 upstream.
-
-There was not much point in having the yaffs version as it is
-functionally equivalent to the kernel one.
-
-This also gets rid of using BKL in yaffs2.
-
-Signed-off-by: Charles Manning <cdhmanning@gmail.com>
----
- yaffs_vfs.c       |   30 +-----------------------------
- yaffs_vfs_multi.c |   30 +-----------------------------
- 2 files changed, 2 insertions(+), 58 deletions(-)
-
---- a/fs/yaffs2/yaffs_vfs_glue.c
-+++ b/fs/yaffs2/yaffs_vfs_glue.c
-@@ -342,8 +342,6 @@ static int yaffs_follow_link(struct dent
- 
- static void yaffs_touch_super(yaffs_dev_t *dev);
- 
--static loff_t yaffs_dir_llseek(struct file *file, loff_t offset, int origin);
--
- static int yaffs_vfs_setattr(struct inode *, struct iattr *);
- 
- 
-@@ -460,7 +458,7 @@ static const struct file_operations yaff
- 	.read = generic_read_dir,
- 	.readdir = yaffs_readdir,
- 	.fsync = yaffs_sync_object,
--	.llseek = yaffs_dir_llseek,
-+	.llseek = generic_file_llseek,
- };
- 
- static const struct super_operations yaffs_super_ops = {
-@@ -1534,32 +1532,6 @@ static void yaffs_release_space(struct f
- }
- 
- 
--static loff_t yaffs_dir_llseek(struct file *file, loff_t offset, int origin)
--{
--	long long retval;
--
--	lock_kernel();
--
--	switch (origin){
--	case 2:
--		offset += i_size_read(file->f_path.dentry->d_inode);
--		break;
--	case 1:
--		offset += file->f_pos;
--	}
--	retval = -EINVAL;
--
--	if (offset >= 0){
--		if (offset != file->f_pos)
--			file->f_pos = offset;
--
--		retval = offset;
--	}
--	unlock_kernel();
--	return retval;
--}
--
--
- static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir)
- {
- 	yaffs_obj_t *obj;