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9ed87fd34c
When checking the states passed in, mlx4_qp_modify() accidentally checks cur_state twice rather than checking cur_state and new_state. Fix this to make sure that both values are in-bounds. Since these values may be passed in from userspace, this bug results in userspace being able to trigger an oops. Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Cc: stable <stable@kernel.org> Signed-off-by: Roland Dreier <rolandd@cisco.com>