btrfs: constify device path passed to relevant helpers
Signed-off-by: David Sterba <dsterba@suse.com>
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 5de280b9..e653921 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -304,8 +304,9 @@
dev_replace->cursor_left_last_write_of_item;
}
-int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info, char *tgtdev_name,
- u64 srcdevid, char *srcdev_name, int read_src)
+int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info,
+ const char *tgtdev_name, u64 srcdevid, const char *srcdev_name,
+ int read_src)
{
struct btrfs_root *root = fs_info->dev_root;
struct btrfs_trans_handle *trans;