add oleg's jffs2root fix

SVN-Revision: 800

diff --git a/openwrt/package/openwrt/jffs2root.c b/openwrt/package/openwrt/jffs2root.c
index d79532ea649e228d6e4dd145f591745aa685334f..140c8a6e087b6c0b1e93955d9512c8407f2f80f6 100644 (file)
--- a/openwrt/package/openwrt/jffs2root.c
+++ b/openwrt/package/openwrt/jffs2root.c
@@ -98,7 +98,7 @@ int main(int argc, char **argv)
        //bzero((void *)((int)ptr + ptr->len), (size_t)(len - ptr->len));
         ptr->len = offset;
         ptr->crc32 = crc32buf((void *) &(ptr->flag_version), ptr->len - offsetof(struct trx_header, flag_version));
-       msync(ptr,len,MS_SYNC|MS_INVALIDATE);
+       msync(ptr,sizeof(struct trx_header),MS_SYNC|MS_INVALIDATE);
        printf("Partition moved; please reboot\n");
       }
     } else {
@@ -113,6 +113,7 @@ int main(int argc, char **argv)
     }
 
 
-    munmap((void *) ptr, sizeof(struct trx_header));
+    munmap((void *) ptr, len);
+    close (fd);
     return 0;
 }