[PATCH v7 04/38] rollback_lock_file(): do not clear filename redundantly

It is only necessary to clear the lock_file's filename field if it was
not already clear.

Signed-off-by: Michael Haggerty <redacted>
Reviewed-by: Ronnie Sahlberg <redacted>
Reviewed-by: Jonathan Nieder <redacted>
---
 lockfile.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lockfile.c b/lockfile.c
index d02c3bf..5330d6a 100644
--- a/lockfile.c
+++ b/lockfile.c

@@ -280,6 +280,6 @@ void rollback_lock_file(struct lock_file *lk)
 		if (lk->fd >= 0)
 			close(lk->fd);
 		unlink_or_warn(lk->filename);
+		lk->filename[0] = 0;
 	}
-	lk->filename[0] = 0;
 }

-- 
2.1.0