mtd: Fixed breaking list in __mtd_del_partition.

Not the child partition should be removed from the partition list
but the partition itself. Otherwise the partition list gets broken
and any subsequent remove operations leads to a kernel panic.

Fixes: 46b5889cc2c5 ("mtd: implement proper partition handling")
Signed-off-by: Andreas Oetken <andreas.oetken@siemens-energy.com>
Cc: stable@vger.kernel.org
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20211102172604.2921065-1-andreas.oetken@siemens-energy.com

diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index 04af12b..357661b 100644 (file)
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -312,7 +312,7 @@ static int __mtd_del_partition(struct mtd_info *mtd)
        if (err)
                return err;
 
-       list_del(&child->part.node);
+       list_del(&mtd->part.node);
        free_partition(mtd);
 
        return 0;