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of: make PowerMac cache node search conditional on CONFIG_PPC_PMAC

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[ Upstream commit f6707fd624 ]

Cache nodes under the cpu node(s) is PowerMac specific according to the
comment above, so make the code enforce that.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Rob Herring
2018-08-27 09:50:09 -05:00
committed by Greg Kroah-Hartman
parent 19223f9d87
commit 30efd0c2ef
1 changed files with 1 additions and 1 deletions
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2
drivers/of/base.c
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@@ -2281,7 +2281,7 @@ struct device_node *of_find_next_cache_node(const struct device_node *np)
/* OF on pmac has nodes instead of properties named "l2-cache"
* beneath CPU nodes.
*/
if (!strcmp(np->type, "cpu"))
if (IS_ENABLED(CONFIG_PPC_PMAC) && !strcmp(np->type, "cpu"))
for_each_child_of_node(np, child)
if (!strcmp(child->type, "cache"))
return child;