[making Cc list a bit more comprehensive]
On 12.02.2014 13:01, Tushar Behera wrote:
Currently only the DT node is checked during l2x0 cache initialization,
but it doesn't check the status of the DT node. Thus it gets called
even if the status of DT node for L2 controller is disabled.
Add explicit check to ensure that L2 cache is initialized only for
desired boards.
Reported-by: Tomasz Figa <[email protected]>
Signed-off-by: Tushar Behera <[email protected]>
---
arch/arm/mm/cache-l2x0.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index 7abde2c..f075cb1 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -978,6 +978,9 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask)
if (!np)
return -ENODEV;
+ if (!of_device_is_available(np))
+ return -ENODEV;
+
if (of_address_to_resource(np, 0, &res))
return -ENODEV;
Reviewed-by: Tomasz Figa <[email protected]>
Best regards,
Tomasz
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