btrfs-progs: mkfs: use preallocated buffers for config uuids

No need for dynamic allocation, the buffers are small, remove the
now-useless error conditions.

Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/utils.h b/utils.h
index da23bfcc..f4e11bf3 100644
--- a/utils.h
+++ b/utils.h
@@ -112,8 +112,8 @@ void btrfs_parse_features_to_string(char *buf, u64 flags);
 
 struct btrfs_mkfs_config {
 	char *label;
-	char *fs_uuid;
-	char *chunk_uuid;
+	char fs_uuid[BTRFS_UUID_UNPARSED_SIZE];
+	char chunk_uuid[BTRFS_UUID_UNPARSED_SIZE];
 	u64 blocks[8];
 	u64 num_bytes;
 	u32 nodesize;