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mtd: mtdpart: check for subpartitions parsing result
author
Rafał Miłecki
<rafal@milecki.pl>
Wed, 27 Sep 2023 20:26:57 +0000
(22:26 +0200)
committer
Miquel Raynal
<miquel.raynal@bootlin.com>
Mon, 16 Oct 2023 08:50:32 +0000
(10:50 +0200)
parse_mtd_partitions() may return an error so it should be checked and
optionally passed up
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link:
https://lore.kernel.org/linux-mtd/20230927202657.27169-1-zajec5@gmail.com
drivers/mtd/mtdpart.c
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diff --git
a/drivers/mtd/mtdpart.c
b/drivers/mtd/mtdpart.c
index
23483db
..
6811a71
100644
(file)
--- a/
drivers/mtd/mtdpart.c
+++ b/
drivers/mtd/mtdpart.c
@@
-426,7
+426,11
@@
int add_mtd_partitions(struct mtd_info *parent,
mtd_add_partition_attrs(child);
/* Look for subpartitions */
- parse_mtd_partitions(child, parts[i].types, NULL);
+ ret = parse_mtd_partitions(child, parts[i].types, NULL);
+ if (ret < 0) {
+ pr_err("Failed to parse subpartitions: %d\n", ret);
+ goto err_del_partitions;
+ }
cur_offset = child->part.offset + child->part.size;
}