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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-06-15 15:27:47 +0200
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-06-15 15:28:11 +0200
commit5d609f7d539d8e277972c0337630b375f55d81c4 (patch)
treed2720244a1566305516c57ef76f7a550c5430e0b /lib/sqfs/read_super.c
parent868843fbf76dd67e804bc8a02121f5b56c560621 (diff)
Move super block version check to sqfs_super_read
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'lib/sqfs/read_super.c')
-rw-r--r--lib/sqfs/read_super.c10
1 files changed, 10 insertions, 0 deletions
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;