[POWERPC] Only call ppc_md.setup_arch() if it is provided
authorGrant Likely <grant.likely@secretlab.ca>
Wed, 10 Oct 2007 18:48:18 +0000 (04:48 +1000)
committerPaul Mackerras <paulus@samba.org>
Thu, 11 Oct 2007 10:39:36 +0000 (20:39 +1000)
This allows platforms which don't have anything to do at setup_arch time
(like a bunch of the 4xx platforms) to eliminate an empty setup_arch hook.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Paul Mackerras <paulus@samba.org>

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