Pass up error code from PEM format parser.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@25220 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/hx509/ks_file.c

@@ -340,8 +340,12 @@ pem_func(hx509_context context, const char *type,
 
 	    ret = (*formats[j].func)(context, NULL, pem_ctx->c, 
 				     header, data, len, ai);
-	    if (ret == 0)
-		break;
+	    if (ret) {
+		hx509_set_error_string(context, HX509_ERROR_APPEND, ret,
+				       "Failed parseing PEM format %s", type);
+		return ret;
+	    }
+	    break;
 	}
     }
     if (j == sizeof(formats)/sizeof(formats[0])) {