X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=wildcard.c;h=c1cb0b49e657169493aacb48a0d1454426a987e8;hb=145ecf611238c4f1e39d89d3eee40319a2c54fe8;hp=ae8bad80a675d4ddc12633499996e061390f7cb2;hpb=bb6532810b6155fa5bb4dd65be22cb1395cda071;p=PuTTY.git

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 */
 }