note a race

diff --git a/sbin/routed/trace.c b/sbin/routed/trace.c
index 3d59264..55add25 100644 (file)
--- a/sbin/routed/trace.c
+++ b/sbin/routed/trace.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: trace.c,v 1.3 1996/09/05 14:31:52 mickey Exp $        */
+/*     $OpenBSD: trace.c,v 1.4 1996/09/06 13:05:02 deraadt Exp $       */
 /*     $NetBSD: trace.c,v 1.13 1995/06/20 22:28:03 christos Exp $      */
 
 /*
@@ -37,7 +37,7 @@
 #if !defined(lint)
 static char sccsid[] = "@(#)trace.c    8.1 (Berkeley) 6/5/93";
 #else
-static char rcsid[] = "$OpenBSD: trace.c,v 1.3 1996/09/05 14:31:52 mickey Exp $";
+static char rcsid[] = "$OpenBSD: trace.c,v 1.4 1996/09/06 13:05:02 deraadt Exp $";
 #endif
 
 #define        RIPCMDS
@@ -207,7 +207,7 @@ trace_on(char *filename,
                }
                filename = savetracename;
 
-       } else if (stat(filename, &stbuf) >= 0) {
+       } else if (lstat(filename, &stbuf) >= 0) {
                if (!trusted) {
                        msglog("trace file \"%s\" already exists");
                        return;
@@ -227,6 +227,7 @@ trace_on(char *filename,
                }
        }
 
+       /* XXX lstat -> fopen race */
        n_ftrace = fopen(filename, "a");
        if (n_ftrace == 0) {
                msglog("failed to open trace file \"%s\" %s",