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kernel: mtdsplit_uimage: fix rootfs offset

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The return value of the find_header function need to be added to the
uimage_size, otherwise mtd_find_rootfs_from() might search for a rootfs
within a custom header and fails.

Signed-off-by: Mathias Kresin <dev@kresin.me>
This commit is contained in:
Mathias Kresin 2016-10-02 19:18:56 +02:00
parent 6391af2f1f
commit 35073d47bb
1 changed files with 1 additions and 1 deletions
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2
target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_uimage.c
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@ -126,7 +126,7 @@ static int __mtdsplit_parse_uimage(struct mtd_info *master,
}
header = (struct uimage_header *)(buf + ret);
uimage_size = sizeof(*header) + be32_to_cpu(header->ih_size);
uimage_size = sizeof(*header) + be32_to_cpu(header->ih_size) + ret;
if ((offset + uimage_size) > master->size) {
pr_debug("uImage exceeds MTD device \"%s\"\n",
master->name);