powerpc/powernv: Don't crash if there are no OPAL consoles

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Some machines might provide the console via a different mechanism
such as direct access to a UART from Linux, in which case OPAL
might not expose any console. In that case, the code would cause
a NULL dereference.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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Benjamin Herrenschmidt 2013-07-15 13:03:14 +10:00

parent e0f5fa99a3

commit 2db29d28eb

1 changed files with 9 additions and 7 deletions

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arch/powerpc/platforms/powernv/opal.c

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