libblkid: fix compiler warning [-Wunused-variable]

libblkid/src/superblocks/zfs.c: In function 'probe_zfs':
libblkid/src/superblocks/zfs.c:199:11: warning: unused variable 'swab_magic' [-Wunused-variable]

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libblkid/src/superblocks/zfs.c b/libblkid/src/superblocks/zfs.c
index 9b5601e0abb808dc02db813cdf8f738ca38238cc..e9c10dcd6a6cd7cd4fd1fe2743e10a0b5b8f05d9 100644 (file)
--- a/libblkid/src/superblocks/zfs.c
+++ b/libblkid/src/superblocks/zfs.c
@@ -196,7 +196,6 @@ static int find_uberblocks(const void *label, loff_t *ub_offset, int *swap_endia
  * #4 (@ 132kB) is the first one written on a new filesystem. */
 static int probe_zfs(blkid_probe pr, const struct blkid_idmag *mag)
 {
-       uint64_t swab_magic = swab64(UBERBLOCK_MAGIC);
        int swab_endian = 0;
        struct zfs_uberblock *ub;
        loff_t offset, ub_offset = 0;