(svn r1923) - Fix: [ 1155696 ] Crash with german umlauts in station names. The width was not calculated using unsigned values, so all characters above 128 were "negative"

- Codechange: a more proper check for a null pointer in tunnelbridge_cmd.c should have gone in with the previous commit

1 files changed, 2 insertions, 1 deletions

diff --git a/tunnelbridge_cmd.c b/tunnelbridge_cmd.c
index a639bc673..29e218d3e 100644
--- a/tunnelbridge_cmd.c
+++ b/tunnelbridge_cmd.c
@@ -609,7 +609,8 @@ uint CheckTunnelBusy(uint tile, int *length)
 		return (uint)-1;
 	}
 
-	if (length) *length = len;
+	if (length != NULL)
+		*length = len;
 	return tile;
 }