# HG changeset patch
# User Sergey Kandaurov <pluknet@nginx.com>
# Date 1496850395 -10800
# Node ID 6d0e0d982ec0a4444d75dbc93d09fbe987b860f8
# Parent  e699e6b6d76c3eec4bd98e47f8324f194b847c9a
Fixed segfault in try_files with nested location.

If memory allocation of a new r->uri.data storage failed, reset its length as
well.  Request URI is used in ngx_http_finalize_request() for debug logging.

diff -r e699e6b6d76c -r 6d0e0d982ec0 src/http/ngx_http_core_module.c
--- a/src/http/ngx_http_core_module.c	Wed Jun 07 15:21:42 2017 +0300
+++ b/src/http/ngx_http_core_module.c	Wed Jun 07 18:46:35 2017 +0300
@@ -1353,6 +1353,7 @@
             r->uri.len = alias + path.len;
             r->uri.data = ngx_pnalloc(r->pool, r->uri.len);
             if (r->uri.data == NULL) {
+                r->uri.len = 0;
                 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
                 return NGX_OK;
             }