4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Al Viro <viro@xxxxxxxxxxxxxxxxxx> commit 940ef1a0ed939c2ca029fca715e25e7778ce1e34 upstream. ... and it really needs splitting into "new" and "extend" cases, but that's for later Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/ufs/inode.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/fs/ufs/inode.c +++ b/fs/ufs/inode.c @@ -235,7 +235,8 @@ ufs_extend_tail(struct inode *inode, u64 p = ufs_get_direct_data_ptr(uspi, ufsi, block); tmp = ufs_new_fragments(inode, p, lastfrag, ufs_data_ptr_to_cpu(sb, p), - new_size, err, locked_page); + new_size - (lastfrag & uspi->s_fpbmask), err, + locked_page); return tmp != 0; }