[PATCH 5.10 704/717] memory: renesas-rpc-if: Fix unbalanced pm_runtime_enable in rpcif_{enable,disable}_rpm

From: Greg Kroah-Hartman
Date: Mon Dec 28 2020 - 09:36:30 EST


From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>

commit 61a6d854b9555b420fbfae62ef26baa8b9493b32 upstream.

rpcif_enable_rpm calls pm_runtime_enable, so rpcif_disable_rpm needs to
call pm_runtime_disable and not pm_runtime_put_sync.

Fixes: ca7d8b980b67f ("memory: add Renesas RPC-IF driver")
Reported-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
Reviewed-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Link: https://lore.kernel.org/r/20201126191146.8753-3-prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx
Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/memory/renesas-rpc-if.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/memory/renesas-rpc-if.c
+++ b/drivers/memory/renesas-rpc-if.c
@@ -212,7 +212,7 @@ EXPORT_SYMBOL(rpcif_enable_rpm);

void rpcif_disable_rpm(struct rpcif *rpc)
{
- pm_runtime_put_sync(rpc->dev);
+ pm_runtime_disable(rpc->dev);
}
EXPORT_SYMBOL(rpcif_disable_rpm);