From 55b8c21f0fdc18f2cc5720e5791f3ede9352efbe Mon Sep 17 00:00:00 2001
From: Simon Tatham <anakin@pobox.com>
Date: Wed, 17 Nov 1999 14:22:12 +0000
Subject: [PATCH] Fix potential segfault on malloc failure

[originally from svn r323]
---
 window.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/window.c b/window.c
index 0a688573..4aae4226 100644
--- a/window.c
+++ b/window.c
@@ -678,8 +678,10 @@ static int WINAPI WndProc (HWND hwnd, UINT message,
 		    cl = malloc(16 + strlen(session)); /* 8, but play safe */
 		    if (!cl)
 			cl = NULL;     /* not a very important failure mode */
-		    sprintf(cl, "putty @%s", session);
-		    freecl = TRUE;
+		    else {
+			sprintf(cl, "putty @%s", session);
+			freecl = TRUE;
+		    }
 		} else
 		    cl = NULL;