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[1/2] mtd: hyperbus: rpc-if: Fix RPM imbalance in probe error path

Message ID d196bb5849843993557a9b10f3bd28a752e5e8e0.1648562287.git.geert+renesas@glider.be (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series [1/2] mtd: hyperbus: rpc-if: Fix RPM imbalance in probe error path | expand

Commit Message

Geert Uytterhoeven March 29, 2022, 2 p.m. UTC
If rpcif_hw_init() fails, Runtime PM is left enabled.

Fixes: b04cc0d912eb80d3 ("memory: renesas-rpc-if: Add support for RZ/G2L")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
For the mtd tree.

 drivers/mtd/hyperbus/rpc-if.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Comments

Wolfram Sang March 29, 2022, 7:30 p.m. UTC | #1
On Tue, Mar 29, 2022 at 04:00:38PM +0200, Geert Uytterhoeven wrote:
> If rpcif_hw_init() fails, Runtime PM is left enabled.
> 
> Fixes: b04cc0d912eb80d3 ("memory: renesas-rpc-if: Add support for RZ/G2L")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Good catch!

Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Lad, Prabhakar April 4, 2022, 1:34 p.m. UTC | #2
On Tue, Mar 29, 2022 at 3:09 PM Geert Uytterhoeven
<geert+renesas@glider.be> wrote:
>
> If rpcif_hw_init() fails, Runtime PM is left enabled.
>
> Fixes: b04cc0d912eb80d3 ("memory: renesas-rpc-if: Add support for RZ/G2L")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
> For the mtd tree.
>
>  drivers/mtd/hyperbus/rpc-if.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Cheers,
Prabhakar
Mark Brown April 5, 2022, 9:32 a.m. UTC | #3
On Tue, 29 Mar 2022 16:00:38 +0200, Geert Uytterhoeven wrote:
> If rpcif_hw_init() fails, Runtime PM is left enabled.
> 
> 

Applied to

   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next

Thanks!

[2/2] spi: rpc-if: Fix RPM imbalance in probe error path
      commit: 2f8cf5f642e80f8b6b0e660a9c86924a1f41cd80

All being well this means that it will be integrated into the linux-next
tree (usually sometime in the next 24 hours) and sent to Linus during
the next merge window (or sooner if it is a bug fix), however if
problems are discovered then the patch may be dropped or reverted.

You may get further e-mails resulting from automated or manual testing
and review of the tree, please engage with people reporting problems and
send followup patches addressing any issues that are reported if needed.

If any updates are required or you are submitting further changes they
should be sent as incremental updates against current git, existing
patches will not be replaced.

Please add any relevant lists and maintainers to the CCs when replying
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Thanks,
Mark
diff mbox series

Patch

diff --git a/drivers/mtd/hyperbus/rpc-if.c b/drivers/mtd/hyperbus/rpc-if.c
index 6e08ec1d4f098c80..b70d259e48a7c728 100644
--- a/drivers/mtd/hyperbus/rpc-if.c
+++ b/drivers/mtd/hyperbus/rpc-if.c
@@ -134,7 +134,7 @@  static int rpcif_hb_probe(struct platform_device *pdev)
 
 	error = rpcif_hw_init(&hyperbus->rpc, true);
 	if (error)
-		return error;
+		goto out_disable_rpm;
 
 	hyperbus->hbdev.map.size = hyperbus->rpc.size;
 	hyperbus->hbdev.map.virt = hyperbus->rpc.dirmap;
@@ -145,8 +145,12 @@  static int rpcif_hb_probe(struct platform_device *pdev)
 	hyperbus->hbdev.np = of_get_next_child(pdev->dev.parent->of_node, NULL);
 	error = hyperbus_register_device(&hyperbus->hbdev);
 	if (error)
-		rpcif_disable_rpm(&hyperbus->rpc);
+		goto out_disable_rpm;
+
+	return 0;
 
+out_disable_rpm:
+	rpcif_disable_rpm(&hyperbus->rpc);
 	return error;
 }