[njs] Silenced Coverity false-positive NULL-pointer dereference warning.

[Dmitry Volyntsev]

details:   https://hg.nginx.org/njs/rev/ceb8f0dcf48b
branches:  
changeset: 1454:ceb8f0dcf48b
user:      Dmitry Volyntsev <xeioex at nginx.com>
date:      Tue Jul 07 12:23:44 2020 +0000
description:
Silenced Coverity false-positive NULL-pointer dereference warning.

Found by Coverity (CID 1463869).

diffstat:

 src/njs_parser.c |  3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diffs (13 lines):

diff -r 7a8e3f0d52a6 -r ceb8f0dcf48b src/njs_parser.c
--- a/src/njs_parser.c	Tue Jul 07 12:23:42 2020 +0000
+++ b/src/njs_parser.c	Tue Jul 07 12:23:44 2020 +0000
@@ -1799,6 +1799,9 @@ njs_parser_property_name(njs_parser_t *p
 
     if (consume > 1) {
         token = njs_lexer_token(parser->lexer, 0);
+        if (token == NULL) {
+            return NJS_ERROR;
+        }
 
         property = njs_parser_property_name_node(parser, token);
         if (property == NULL) {