diff options
Diffstat (limited to 'drivers/mtd/nand/raw/mtk_nand.c')
-rw-r--r-- | drivers/mtd/nand/raw/mtk_nand.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/drivers/mtd/nand/raw/mtk_nand.c b/drivers/mtd/nand/raw/mtk_nand.c index 17477bb2d48f..21c7e1102746 100644 --- a/drivers/mtd/nand/raw/mtk_nand.c +++ b/drivers/mtd/nand/raw/mtk_nand.c @@ -1429,16 +1429,32 @@ static int mtk_nfc_nand_chip_init(struct device *dev, struct mtk_nfc *nfc, return 0; } +static void mtk_nfc_nand_chips_cleanup(struct mtk_nfc *nfc) +{ + struct mtk_nfc_nand_chip *mtk_chip; + struct nand_chip *chip; + int ret; + + while (!list_empty(&nfc->chips)) { + mtk_chip = list_first_entry(&nfc->chips, + struct mtk_nfc_nand_chip, node); + chip = &mtk_chip->nand; + ret = mtd_device_unregister(nand_to_mtd(chip)); + WARN_ON(ret); + nand_cleanup(chip); + list_del(&mtk_chip->node); + } +} + static int mtk_nfc_nand_chips_init(struct device *dev, struct mtk_nfc *nfc) { struct device_node *np = dev->of_node; - struct device_node *nand_np; int ret; - for_each_child_of_node(np, nand_np) { + for_each_child_of_node_scoped(np, nand_np) { ret = mtk_nfc_nand_chip_init(dev, nfc, nand_np); if (ret) { - of_node_put(nand_np); + mtk_nfc_nand_chips_cleanup(nfc); return ret; } } @@ -1570,20 +1586,8 @@ release_ecc: static void mtk_nfc_remove(struct platform_device *pdev) { struct mtk_nfc *nfc = platform_get_drvdata(pdev); - struct mtk_nfc_nand_chip *mtk_chip; - struct nand_chip *chip; - int ret; - - while (!list_empty(&nfc->chips)) { - mtk_chip = list_first_entry(&nfc->chips, - struct mtk_nfc_nand_chip, node); - chip = &mtk_chip->nand; - ret = mtd_device_unregister(nand_to_mtd(chip)); - WARN_ON(ret); - nand_cleanup(chip); - list_del(&mtk_chip->node); - } + mtk_nfc_nand_chips_cleanup(nfc); mtk_ecc_release(nfc->ecc); } @@ -1636,7 +1640,7 @@ static SIMPLE_DEV_PM_OPS(mtk_nfc_pm_ops, mtk_nfc_suspend, mtk_nfc_resume); static struct platform_driver mtk_nfc_driver = { .probe = mtk_nfc_probe, - .remove_new = mtk_nfc_remove, + .remove = mtk_nfc_remove, .driver = { .name = MTK_NAME, .of_match_table = mtk_nfc_id_table, |