ext4: avoid a potential overflow in ext4_es_can_be_merged()
authorZheng Liu <wenqing.lz@taobao.com>
Mon, 11 Mar 2013 00:48:59 +0000 (20:48 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Mon, 11 Mar 2013 00:48:59 +0000 (20:48 -0400)
Check the length of an extent to avoid a potential overflow in
ext4_es_can_be_merged().

Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Dmitry Monakhov <dmonakhov@openvz.org>

No differences found
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