| --- a/include/linux/bcm963xx_tag.h |
| +++ b/include/linux/bcm963xx_tag.h |
| @@ -92,8 +92,10 @@ struct bcm_tag { |
| __u32 rootfs_crc; |
| /* 224-227: CRC32 of kernel partition */ |
| __u32 kernel_crc; |
| - /* 228-235: Unused at present */ |
| - char reserved1[8]; |
| + /* 228-231: Unused at present */ |
| + char reserved1[4]; |
| + /* 222-235: Openwrt: real rootfs length */ |
| + __u32 real_rootfs_length; |
| /* 236-239: CRC32 of header excluding last 20 bytes */ |
| __u32 header_crc; |
| /* 240-255: Unused at present */ |
| --- a/drivers/mtd/parsers/parser_imagetag.c |
| +++ b/drivers/mtd/parsers/parser_imagetag.c |
| @@ -136,7 +136,8 @@ static int bcm963xx_parse_imagetag_parti |
| } else { |
| /* OpenWrt layout */ |
| rootfsaddr = kerneladdr + kernellen; |
| - rootfslen = spareaddr - rootfsaddr; |
| + rootfslen = buf->real_rootfs_length; |
| + spareaddr = rootfsaddr + rootfslen; |
| } |
| } else { |
| goto out; |