btrfs-progs: handle errors from btrfs_alloc_path

[platform/upstream/btrfs-progs.git] / btrfs-convert.c

diff --git a/btrfs-convert.c b/btrfs-convert.c
index c10dc17..5175f1f 100644 (file)
--- a/btrfs-convert.c
+++ b/btrfs-convert.c
@@ -2373,10 +2373,8 @@ static int do_convert(const char *devname, int datacsum, int packing,
        mkfs_cfg.stripesize = blocksize;
        mkfs_cfg.features = features;
        /* New convert need these space */
-       mkfs_cfg.fs_uuid = malloc(BTRFS_UUID_UNPARSED_SIZE);
-       mkfs_cfg.chunk_uuid = malloc(BTRFS_UUID_UNPARSED_SIZE);
-       *(mkfs_cfg.fs_uuid) = '\0';
-       *(mkfs_cfg.chunk_uuid) = '\0';
+       memset(mkfs_cfg.chunk_uuid, 0, BTRFS_UUID_UNPARSED_SIZE);
+       memset(mkfs_cfg.fs_uuid, 0, BTRFS_UUID_UNPARSED_SIZE);
 
        ret = make_btrfs(fd, &mkfs_cfg, &cctx);
        if (ret) {