From: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> commit 0a5f45e57e35d0840bedb816974ce2e63406cd8b upstream. oxnans_nand_remove() should release all MTD devices and clean all NAND devices, not only the first one registered. Fixes: 668592492409 ("mtd: nand: Add OX820 NAND Support") Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> Link: https://lore.kernel.org/linux-mtd/20200519130035.1883-39-miquel.raynal@xxxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/mtd/nand/oxnas_nand.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) --- a/drivers/mtd/nand/oxnas_nand.c +++ b/drivers/mtd/nand/oxnas_nand.c @@ -184,9 +184,13 @@ err_clk_unprepare: static int oxnas_nand_remove(struct platform_device *pdev) { struct oxnas_nand_ctrl *oxnas = platform_get_drvdata(pdev); + struct nand_chip *chip; + int i; - if (oxnas->chips[0]) - nand_release(oxnas->chips[0]); + for (i = 0; i < oxnas->nchips; i++) { + chip = oxnas->chips[i]; + nand_release(chip); + } clk_disable_unprepare(oxnas->clk);