tree 0ea14d6f3c7d20e5faa3845f54e1ffc28bc7a9c4
parent 3a8b36f378060d20062a0918e99fae39ff077bf0
author Quentin Casasnovas <quentin.casasnovas@oracle.com> 1425396698 +0100
committer Chris Mason <clm@fb.com> 1425605313 -0800

Btrfs:__add_inode_ref: out of bounds memory read when looking for extended ref.

Improper arithmetics when calculting the address of the extended ref could
lead to an out of bounds memory read and kernel panic.

Signed-off-by: Quentin Casasnovas <quentin.casasnovas@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
cc: stable@vger.kernel.org # v3.7+
Signed-off-by: Chris Mason <clm@fb.com>