mtd: rawnand: diskonchip: Stop using nand_release()

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>
Link: https://lore.kernel.org/linux-mtd/20200519130035.1883-14-miquel.raynal@bootlin.com

diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c
index f8ccee7..4372186 100644 (file)
--- a/drivers/mtd/nand/raw/diskonchip.c
+++ b/drivers/mtd/nand/raw/diskonchip.c
@@ -1514,13 +1514,16 @@ static void release_nanddoc(void)
        struct mtd_info *mtd, *nextmtd;
        struct nand_chip *nand;
        struct doc_priv *doc;
+       int ret;
 
        for (mtd = doclist; mtd; mtd = nextmtd) {
                nand = mtd_to_nand(mtd);
                doc = nand_get_controller_data(nand);
 
                nextmtd = doc->nextdoc;
-               nand_release(nand);
+               ret = mtd_device_unregister(mtd);
+               WARN_ON(ret);
+               nand_cleanup(nand);
                iounmap(doc->virtadr);
                release_mem_region(doc->physadr, DOC_IOREMAP_LEN);
                free_rs(doc->rs_decoder);