diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-4.9/401-bcm963xx_real_rootfs_length.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-4.9/401-bcm963xx_real_rootfs_length.patch | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-4.9/401-bcm963xx_real_rootfs_length.patch b/target/linux/brcm63xx/patches-4.9/401-bcm963xx_real_rootfs_length.patch new file mode 100644 index 0000000000..2ac6160f2a --- /dev/null +++ b/target/linux/brcm63xx/patches-4.9/401-bcm963xx_real_rootfs_length.patch @@ -0,0 +1,27 @@ +--- a/include/linux/bcm963xx_tag.h ++++ b/include/linux/bcm963xx_tag.h +@@ -91,8 +91,10 @@ 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; |