Mig Fighter flies slightly different path in Shell Map

[xezon]

First Mig Fighter flies slightly different path in Shell Map. It should fly same path as original.

Original

Thyme

[jonwil]

Occurs in commit 0275053

[jonwil]

Occurs in commit d861555

[jonwil]

Does not occur in commit 38676f8

[jonwil]

Does not occur in commit 2d54159

[jonwil]

Seems to occur in commit 13a801b

[jonwil]

Does not occur in commit 2a99a0f

[jonwil]

Does not occur in commit 2114738

[jonwil]

Seems to have been introduced in commit dfa522e

[jonwil]

If I am on commit dfa522e and I disable the Locomotor::Loco_Update_Move_Towards_Position hook, the MIG flies the correct path. Been staring at that function (and the functions it calls) for ages with no luck figuring out what's wrong.