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mtd: hyperbus: rpc-if: Fix RPM imbalance in probe error path 

If rpcif_hw_init() fails, Runtime PM is left enabled.

Fixes: b04cc0d912 ("memory: renesas-rpc-if: Add support for RZ/G2L")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/f3070e1af480cb252ae183d479a593dbbf947685.1655457790.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2022-06-17 11:26:51 +02:00 committed by Miquel Raynal
parent 278811d5a7
commit c223a38d62
1 changed files with 6 additions and 2 deletions
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8
drivers/mtd/hyperbus/rpc-if.c
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@ -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;
}