Root/target/linux/brcm63xx/patches-3.3/405-bcm963xx_real_rootfs_length.patch

1--- a/include/linux/bcm963xx_tag.h
2+++ b/include/linux/bcm963xx_tag.h
3@@ -85,8 +85,10 @@ struct bcm_tag {
4     __u32 rootfs_crc;
5     /* 224-227: CRC32 of kernel partition */
6     __u32 kernel_crc;
7- /* 228-235: Unused at present */
8- char reserved1[8];
9+ /* 228-231: Image sequence number */
10+ char image_sequence[4];
11+ /* 222-235: Openwrt: real rootfs length */
12+ __u32 real_rootfs_length;
13     /* 236-239: CRC32 of header excluding last 20 bytes */
14     __u32 header_crc;
15     /* 240-255: Unused at present */
16--- a/drivers/mtd/bcm63xxpart.c
17+++ b/drivers/mtd/bcm63xxpart.c
18@@ -131,7 +131,8 @@ static int bcm63xx_parse_cfe_partitions(
19         } else {
20             /* OpenWrt layout */
21             rootfsaddr = kerneladdr + kernellen;
22- rootfslen = spareaddr - rootfsaddr;
23+ rootfslen = buf->real_rootfs_length;
24+ spareaddr = rootfsaddr + rootfslen;
25         }
26     } else {
27         pr_warn("CFE boot tag CRC invalid (expected %08x, actual %08x)\n",
28

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