drbd: simplify condition in drbd_may_do_local_read()
fold if (x >= (N+1)) return 0; if (x < N) return 0; into if (x != N) return 0; Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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