powerpc: modules: change r2 save/restore offset for ELFv2 ABI.

ELFv2 uses a different stack offset (24 vs 40) to save r2.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2014-03-18 20:12:44 +10:30 • committed by Anton Blanchard
commit d2fae54803