Commit 550e68ea authored May 22, 2020 by Dinghao Liu Committed by Miquel Raynal May 31, 2020

mtd: rawnand: gpmi: Fix runtime PM imbalance on error

pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200522095139.19653-1-dinghao.liu@zju.edu.cn

parent 5d55714f

drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -540,8 +540,10 @@ static int bch_set_geometry(struct gpmi_nand_data *this)
		return ret;

		ret = pm_runtime_get_sync(this->dev);
		if (ret < 0)
		if (ret < 0) {
		pm_runtime_put_autosuspend(this->dev);
		return ret;
		}

		/*
		* Due to erratum #2847 of the MX23, the BCH cannot be soft reset on this