X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Fmain.c;h=e09b6ffcce32bd06389d91da6276f24c1e009007;hp=f1986ed68d0b7e4d00f81b956e2abbb263b79d7a;hb=b5a2fd5ca2cd00b564d829c352d825902fba13a0;hpb=53aeb75a17f1118db121088269b38a097283126f

diff --git a/pppd/main.c b/pppd/main.c
index f1986ed..e09b6ff 100644
--- a/pppd/main.c
+++ b/pppd/main.c
@@ -257,7 +257,6 @@ static void cleanup_db __P((void));
 static void handle_events __P((void));
 void print_link_stats __P((void));
 
-extern	char	*ttyname __P((int));
 extern	char	*getlogin __P((void));
 int main __P((int, char *[]));
 
@@ -1752,7 +1751,7 @@ update_script_environment()
 		script_env[i] = newstring;
 	    else
 		add_script_env(i, newstring);
-	} else {
+	} else if (p != NULL) {
 	    remove_script_env(i);
 	}
     }