diff --git a/ChangeLog b/ChangeLog
index 0a65851ff..5b0decbe8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2006-04-02  Adam Jackson  <ajax@freedesktop.org>
+
+	* os/xdmauth.c:
+	Coverity #833: Fix a rather nasty memory leak.
+
 2006-04-02  Adam Jackson  <ajax@freedesktop.org>
 
 	* hw/xfree86/dri/dri.c:
diff --git a/os/xdmauth.c b/os/xdmauth.c
index f88d25a27..0d7691e13 100644
--- a/os/xdmauth.c
+++ b/os/xdmauth.c
@@ -436,10 +436,12 @@ XdmToID (unsigned short cookie_length, char *cookie)
 	{
 	    xfree (client);
 	    xfree (cookie);
+	    xfree (plain);
 	    return auth->id;
 	}
     }
     xfree (cookie);
+    xfree (plain);
     return (XID) -1;
 }