btrfs-progs: cleanup block group helpers types

Use const char and remove stray prototypes.

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

diff --git a/utils.c b/utils.c
index e3e1502..160bd73 100644 (file)
--- a/utils.c
+++ b/utils.c
@@ -2821,7 +2821,7 @@ int find_next_key(struct btrfs_path *path, struct btrfs_key *key)
        return 1;
 }
 
-char* btrfs_group_type_str(u64 flag)
+const char* btrfs_group_type_str(u64 flag)
 {
        u64 mask = BTRFS_BLOCK_GROUP_TYPE_MASK |
                BTRFS_SPACE_INFO_GLOBAL_RSV;
@@ -2842,7 +2842,7 @@ char* btrfs_group_type_str(u64 flag)
        }
 }
 
-char* btrfs_group_profile_str(u64 flag)
+const char* btrfs_group_profile_str(u64 flag)
 {
        switch (flag & BTRFS_BLOCK_GROUP_PROFILE_MASK) {
        case 0:

diff --git a/utils.h b/utils.h
index 5eb462b..ff5966d 100644 (file)
--- a/utils.h
+++ b/utils.h
@@ -220,8 +220,8 @@ static inline u64 btrfs_min_dev_size(u32 leafsize)
 }
 
 int find_next_key(struct btrfs_path *path, struct btrfs_key *key);
-char* btrfs_group_type_str(u64 flag);
-char* btrfs_group_profile_str(u64 flag);
+const char* btrfs_group_type_str(u64 flag);
+const char* btrfs_group_profile_str(u64 flag);
 
 /*
  * Get the length of the string converted from a u64 number.