[PATCH 1/2] ext4: remove a wrong BUG_ON in ext4_ext_convert_to_initialized
From: Yongqiang Yang <hidden>
Date: 2011-12-07 08:23:53
Subsystem:
ext4 file system, filesystems (vfs and infrastructure), the rest · Maintainers:
"Theodore Ts'o", Alexander Viro, Christian Brauner, Linus Torvalds
If a file is fallocated on a hole, map->m_lblk + map->m_len may be greater than ee_block + ee_len. Signed-off-by: Yongqiang Yang <redacted> --- fs/ext4/extents.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 6f0300e..29bb629 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c@@ -2943,7 +2943,6 @@ static int ext4_ext_convert_to_initialized(handle_t *handle, /* Pre-conditions */ BUG_ON(!ext4_ext_is_uninitialized(ex)); BUG_ON(!in_range(map->m_lblk, ee_block, ee_len)); - BUG_ON(map->m_lblk + map->m_len > ee_block + ee_len); /* * Attempt to transfer newly initialized blocks from the currently
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1.7.5.1