Fix uninitialized variable.

Signed-off-by: NRich Salz <rsalz@openssl.org>
Reviewed-by: NViktor Dukhovni <viktor@openssl.org>

apps/asn1pars.c

@@ -334,7 +334,7 @@ static int do_generate(char *genstr, char *genconf, BUF_MEM *buf)
 {
     CONF *cnf = NULL;
     int len;
-    long errline;
+    long errline = 0;
     unsigned char *p;
     ASN1_TYPE *atyp = NULL;