Change return value back to -ENODEV when no region is defined for given
device. This restores old behavior of this function, as some drivers rely
on such error code.
Reported-by: Liviu Dudau <liviu.dudau@xxxxxxx>
Fixes: 59ce4039727ef40 ("of: reserved_mem: add support for using more than
one region for given device")
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
drivers/of/of_reserved_mem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c
index 3cf129f..06af99f 100644
--- a/drivers/of/of_reserved_mem.c
+++ b/drivers/of/of_reserved_mem.c
@@ -334,7 +334,7 @@ int of_reserved_mem_device_init_by_idx(struct device *dev,
target = of_parse_phandle(np, "memory-region", idx);
if (!target)
- return -EINVAL;
+ return -ENODEV;
rmem = __find_rmem(target);
of_node_put(target);
--
1.9.2
--
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