[ 040/167] [PATCH] ext4: fix endianness breakage in ext4_split_extent_at()

Ben Hutchings
2012-05-09T06:33:32Z

From: Al Viro <viro@zeniv.linux.org.uk>

commit af1584f570b19b0285e4402a0b54731495d31784 upstream.

->ee_len is __le16, so assigning cpu_to_le32() to it is going to do
Bad Things(tm) on big-endian hosts...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
fs/ext4/extents.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 1421938..1d41838 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2882,7 +2882,7 @@ static int ext4_split_extent_at(handle_t *handle,
if (err)
goto fix_extent_len;
/* update the extent length and mark as initialized */
- ex->ee_len = cpu_to_le32(ee_len);
+ ex->ee_len = cpu_to_le16(ee_len);
ext4_ext_try_to_merge(inode, path, ex);
err = ext4_ext_dirty(handle, inode, path + depth);
goto out;
--
1.7.10