btrfs-progs: get_label_mounted to return label instead of print

This would help to reuse the function

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/utils.h b/utils.h
index 79390cfb..13c95445 100644
--- a/utils.h
+++ b/utils.h
@@ -78,4 +78,5 @@ u64 btrfs_device_size(int fd, struct stat *st);
 #define strncpy_null(dest, src) __strncpy__null(dest, src, sizeof(dest))
 int test_dev_for_mkfs(char *file, int force_overwrite, char *estr);
 int scan_for_btrfs(int where, int update_kernel);
+int get_label_mounted(const char *mount_path, char *labelp);
 #endif