btrfs-progs: mkfs: use const char for unmodified members of directory_name_entry

We never modify the members, just point them to other strings.

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

1 files changed, 2 insertions, 2 deletions

diff --git a/mkfs.c b/mkfs.c
index 2b6fc647..8c15ceb1 100644
--- a/mkfs.c
+++ b/mkfs.c
@@ -48,8 +48,8 @@ static u64 index_cnt = 2;
 static int verbose = 1;
 
 struct directory_name_entry {
-	char *dir_name;
-	char *path;
+	const char *dir_name;
+	const char *path;
 	ino_t inum;
 	struct list_head list;
 };