fix rounding error

[openwrt.git] / package / openwrt / jffs2root.c

diff --git a/package/openwrt/jffs2root.c b/package/openwrt/jffs2root.c
index aa718da5930aabb3c9270f0b9474bc43e358b33a..36b928ff46e9a952662696a3b2a2f385a5343918 100644 (file)
--- a/package/openwrt/jffs2root.c
+++ b/package/openwrt/jffs2root.c
@@ -99,7 +99,7 @@ int main(int argc, char **argv)
         printf("Partition already moved outside trx\n");
       } else {
        init_crc32();
-       ptr->offsets[2] += mtdInfo.erasesize;
+       ptr->offsets[2] +=  (mtdInfo.erasesize - 1);
        ptr->offsets[2] &= ~(mtdInfo.erasesize - 1);
         ptr->len = ptr->offsets[2];
         ptr->crc32 = crc32buf((void *) &(ptr->flag_version), ptr->len - offsetof(struct trx_header, flag_version));