[PATCH 3.18 044/121] ext4: fix off-by-one on max nr_pages in ext4_find_unwritten_pgoff()

3.18-stable review patch. If anyone has any objections, please let me know. -- From: Eryu Guan [ Upstream commit 624327f8794704c5066b11a52f9da6a09dce7f9a ] ext4_find_unwritten_pgoff() is used to search for offset of hole or data in page range [index, end]

[PATCH 3.18 044/121] ext4: fix off-by-one on max nr_pages in ext4_find_unwritten_pgoff()

3.18-stable review patch. If anyone has any objections, please let me know. -- From: Eryu Guan [ Upstream commit 624327f8794704c5066b11a52f9da6a09dce7f9a ] ext4_find_unwritten_pgoff() is used to search for offset of hole or data in page range [index, end] (both inclusive),