This helper is not very useful and very often people get confused:
they use nand_release() instead of nand_cleanup().
Let's stop using nand_release() by calling mtd_device_unregister() and
nand_cleanup() directly.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Christophe Kerello <christophe.kerello@st.com>
Reviewed-by: Christophe Kerello <christophe.kerello@st.com>
Link: https://lore.kernel.org/linux-mtd/20200519130035.1883-53-miquel.raynal@bootlin.com
{
struct stm32_fmc2_nfc *nfc = platform_get_drvdata(pdev);
struct stm32_fmc2_nand *nand = &nfc->nand;
+ struct nand_chip *chip = &nand->chip;
+ int ret;
- nand_release(&nand->chip);
+ ret = mtd_device_unregister(nand_to_mtd(chip));
+ WARN_ON(ret);
+ nand_cleanup(chip);
if (nfc->dma_ecc_ch)
dma_release_channel(nfc->dma_ecc_ch);