tree 63984e881d515f73892c6d1d1336ac2fe084bb37
parent e7293fd146846e2a44d29e0477e0860c60fb856b
author Jan Kara <jack@suse.cz> 1370043536 -0400
committer Theodore Ts'o <tytso@mit.edu> 1370043536 -0400

ext4: fix data offset overflow in ext4_xattr_fiemap() on 32-bit archs

On 32-bit architectures with 32-bit sector_t computation of data offset
in ext4_xattr_fiemap() can overflow resulting in reporting bogus data
location. Fix the problem by typing block number to proper type before
shifting.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>