Another potential segfault fixed. Thanks RDB :-)

git-svn-id: svn://svn.tartarus.org/sgt/putty@1301 cda61777-01e9-0310-a592-d414129be87e

diff --git a/rlogin.c b/rlogin.c
index 525d48d..cee653a 100644 (file)
--- a/rlogin.c
+++ b/rlogin.c
@@ -177,6 +177,9 @@ static void rlogin_size(void)
 {
     char b[12] = { '\xFF', '\xFF', 0x73, 0x73, 0, 0, 0, 0, 0, 0, 0, 0 };
 
+    if (s == NULL)
+       return;
+    
     b[6] = cols >> 8;
     b[7] = cols & 0xFF;
     b[4] = rows >> 8;