[PATCH AUTOSEL 4.9 27/64] of: make PowerMac cache node search conditional on CONFIG_PPC_PMAC

From: Sasha Levin
Date: Fri Nov 08 2019 - 06:46:46 EST


From: Rob Herring <robh@xxxxxxxxxx>

[ Upstream commit f6707fd6241e483f6fea2caae82d876e422bb11a ]

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@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/of/base.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/of/base.c b/drivers/of/base.c
index f366af135d5b7..c66cdc4307fd7 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -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;
--
2.20.1