Merge branch 'sg/lock-file-commit-error'

Cosmetic improvement to lock-file error messages.

* sg/lock-file-commit-error:
  Make error message after failing commit_lock_file() less confusing

refs/files-backend.c

@@ -3494,7 +3494,7 @@ int reflog_expire(const char *refname, const unsigned char *sha1,
 					get_lock_file_path(lock->lk));
 			rollback_lock_file(&reflog_lock);
 		} else if (commit_lock_file(&reflog_lock)) {
-			status |= error("unable to commit reflog '%s' (%s)",
+			status |= error("unable to write reflog '%s' (%s)",
 					log_file, strerror(errno));
 		} else if (update && commit_ref(lock)) {
 			status |= error("couldn't set %s", lock->ref_name);