Btrfs-progs: let get_label return the label instead of printing it

get_label prints the label at the moment. Change this so that
the label is returned and printing is done by the caller.

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/utils.h b/utils.h
index 6f4b10c1..b38bd3a2 100644
--- a/utils.h
+++ b/utils.h
@@ -72,7 +72,7 @@ int open_file_or_dir(const char *fname, DIR **dirstream);
 void close_file_or_dir(int fd, DIR *dirstream);
 int get_fs_info(char *path, struct btrfs_ioctl_fs_info_args *fi_args,
 		struct btrfs_ioctl_dev_info_args **di_ret);
-int get_label(const char *btrfs_dev);
+int get_label(const char *btrfs_dev, char *label);
 int set_label(const char *btrfs_dev, const char *label);
 
 char *__strncpy__null(char *dest, const char *src, size_t n);