diff options
| author | Miaoqian Lin <linmq006@gmail.com> | 2021-12-30 10:27:51 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-02-23 14:03:16 +0300 |
| commit | 6936f02d14eda3668eda8714e323c32ab666ba42 (patch) | |
| tree | d09d10c8cc2f25b05e333ad2d67904d216b0b35e /drivers/mtd | |
| parent | de0d102d0c8c681fc9a3263d842fb35f7cf662f4 (diff) | |
| download | linux-6936f02d14eda3668eda8714e323c32ab666ba42.tar.xz | |
mtd: rawnand: ingenic: Fix missing put_device in ingenic_ecc_get
[ Upstream commit ba1b71b008e97fd747845ff3a818420b11bbe830 ]
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: 15de8c6efd0e ("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>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/raw/ingenic/ingenic_ecc.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c index efe0ffe4f1ab..9054559e52dd 100644 --- a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c +++ b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c @@ -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); |