libblkid: align nilfs superblock [OSS-Fuzz 55382]

Addresses: https://github.com/util-linux/util-linux/issues/2043
Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libblkid/src/superblocks/nilfs.c b/libblkid/src/superblocks/nilfs.c
index ca7574a522d2ee8d3f9ef29b4f25837dc63e35c7..0226da5ab458e15a8b4986f9752494dea90bcbb7 100644 (file)
--- a/libblkid/src/superblocks/nilfs.c
+++ b/libblkid/src/superblocks/nilfs.c
@@ -61,7 +61,7 @@ struct nilfs_super_block {
        uint32_t        s_c_interval;
        uint32_t        s_c_block_max;
        uint32_t        s_reserved[192];
-};
+} __attribute__((__packed__));
 
 #define NILFS_SB_MAGIC         0x3434
 #define NILFS_SB_OFFSET                0x400