From 5d609f7d539d8e277972c0337630b375f55d81c4 Mon Sep 17 00:00:00 2001 From: David Oberhollenzer Date: Sat, 15 Jun 2019 15:27:47 +0200 Subject: Move super block version check to sqfs_super_read Signed-off-by: David Oberhollenzer --- lib/sqfs/read_super.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'lib') diff --git a/lib/sqfs/read_super.c b/lib/sqfs/read_super.c index 22dd822..3b41fbd 100644 --- a/lib/sqfs/read_super.c +++ b/lib/sqfs/read_super.c @@ -54,6 +54,16 @@ int sqfs_super_read(sqfs_super_t *super, int fd) return -1; } + if ((temp.version_major != SQFS_VERSION_MAJOR) || + (temp.version_minor != SQFS_VERSION_MINOR)) { + fprintf(stderr, + "The squashfs image uses squashfs version %d.%d\n" + "This tool currently only supports version %d.%d.\n", + temp.version_major, temp.version_minor, + SQFS_VERSION_MAJOR, SQFS_VERSION_MINOR); + return -1; + } + if ((temp.block_size - 1) & temp.block_size) { fputs("Block size in image is not a power of 2!\n", stderr); return -1; -- cgit v1.2.3