OpenWrt
/branches/18.06.1/target/linux/brcm63xx/patches-4.14/401-bcm963xx_real_rootfs_length.patch |
@@ -0,0 +1,27 @@ |
--- 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 |
@@ -137,7 +137,8 @@ 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; |