X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/c524da73c079265e1fb0c8c9d24f0be1a6b910f5..5fd70d0768f86274b22e73f3cd8f59fec0325e36:/wildcard.c

diff --git a/wildcard.c b/wildcard.c
index ae8bad80..c1cb0b49 100644
--- a/wildcard.c
+++ b/wildcard.c
@@ -326,7 +326,8 @@ int wc_unescape(char *output, const char *wildcard)
 	    wildcard++;
 	}
     }
-    *output = '\0';
+    if (output)
+        *output = '\0';
     return 1;			       /* it's clean */
 }