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author | Eryu Guan <guaneryu@gmail.com> | 2015-05-14 19:00:45 -0400 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-06-06 08:19:36 -0700 |
commit | fc371c057452f734868ad2b2738cc715fad74d87 (patch) | |
tree | c3a1f56c15784c87a6b873e6de057bb990051066 /drivers | |
parent | 1e217f7207a18add4440166fa818d65b53f5422a (diff) |
ext4: check for zero length extent explicitly
commit 2f974865ffdfe7b9f46a9940836c8b167342563d upstream.
The following commit introduced a bug when checking for zero length extent
5946d08 ext4: check for overlapping extents in ext4_valid_extent_entries()
Zero length extent could pass the check if lblock is zero.
Adding the explicit check for zero length back.
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions