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ipmi/of: Don't use unavailable interfaces

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If an IPMI controller is used by the firmware and as such marked with
a reserved status, we shouldn't use it.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Benjamin Herrenschmidt 2014-10-06 14:17:51 -05:00 committed by Linus Torvalds
parent 1f66842358
commit 08dc41696a
1 changed files with 3 additions and 0 deletions
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3
drivers/char/ipmi/ipmi_si_intf.c
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@ -2658,6 +2658,9 @@ static int ipmi_probe(struct platform_device *dev)
if (!match)
return -EINVAL;
if (!of_device_is_available(np))
return -EINVAL;
ret = of_address_to_resource(np, 0, &resource);
if (ret) {
dev_warn(&dev->dev, PFX "invalid address from OF\n");