Subject: [PATCH] mtd: don't lock when recursively deleting partitions
From: David Bauer <[email-masked]>
Date: Wed, 17 Feb 2021 03:21:39 +0100

When recursively deleting partitions, don't acquire the masters
partition lock twice. Otherwise the process endy up in a deadlocked
state.

Signed-off-by: David Bauer <[email-masked]>
---
 drivers/mtd/mtdpart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -474,7 +474,7 @@ static int __del_mtd_partitions(struct m
 
 	list_for_each_entry_safe(child, next, &mtd->partitions, part.node) {
 		if (mtd_has_partitions(child))
-			del_mtd_partitions(child);
+			__del_mtd_partitions(child);
 
 		pr_info("Deleting %s MTD partition\n", child->name);
 		ret = del_mtd_device(child);