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powerpc/pseries/mobility: don't error on absence of ibm, update-nodes

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Treat the absence of the ibm,update-nodes function as benign instead
of reporting an error. If the platform does not provide that facility,
it's not a problem for Linux.

Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201207215200.1785968-8-nathanl@linux.ibm.com
This commit is contained in:
Nathan Lynch 2020-12-07 15:51:39 -06:00 committed by Michael Ellerman
parent 9bae89f528
commit b06a671787
1 changed files with 1 additions and 1 deletions
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arch/powerpc/platforms/pseries/mobility.c
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@ -261,7 +261,7 @@ int pseries_devicetree_update(s32 scope)
update_nodes_token = rtas_token("ibm,update-nodes");
if (update_nodes_token == RTAS_UNKNOWN_SERVICE)
return -EINVAL;
return 0;
rtas_buf = kzalloc(RTAS_DATA_BUF_SIZE, GFP_KERNEL);
if (!rtas_buf)