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mtd: rawnand: ingenic: Fix missing put_device in ingenic_ecc_get

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[ Upstream commit ba1b71b008 ]

If of_find_device_by_node() succeeds, ingenic_ecc_get() doesn't have
a corresponding put_device(). Thus add put_device() to fix the exception
handling.

Fixes: 15de8c6efd ("mtd: rawnand: ingenic: Separate top-level and SoC specific code")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20211230072751.21622-1-linmq006@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Miaoqian Lin 2021-12-30 07:27:51 +00:00 committed by Greg Kroah-Hartman
parent de0d102d0c
commit 6936f02d14
1 changed files with 6 additions and 1 deletions
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7
drivers/mtd/nand/raw/ingenic/ingenic_ecc.c
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@ -68,9 +68,14 @@ static struct ingenic_ecc *ingenic_ecc_get(struct device_node *np)
struct ingenic_ecc *ecc;
pdev = of_find_device_by_node(np);
if (!pdev || !platform_get_drvdata(pdev))
if (!pdev)
return ERR_PTR(-EPROBE_DEFER);
if (!platform_get_drvdata(pdev)) {
put_device(&pdev->dev);
return ERR_PTR(-EPROBE_DEFER);
}
ecc = platform_get_drvdata(pdev);
clk_prepare_enable(ecc->clk);