# HG changeset patch
# User Markus Linnala <Markus.Linnala@cybercom.com>
# Date 1439724126 -10800
# Sun Aug 16 14:22:06 2015 +0300
# Node ID ca63e42fe06db68c9c85ed5d4140cb682c60d300
# Parent 3b6d69857de22eb03b479223727c365e9035882b
guard against zero length root

diff -r 3b6d69857de2 -r ca63e42fe06d src/http/ngx_http_core_module.c
--- a/src/http/ngx_http_core_module.c Thu Aug 13 16:27:17 2015 +0300
+++ b/src/http/ngx_http_core_module.c Sun Aug 16 14:22:06 2015 +0300
@@ -4476,6 +4476,14 @@
clcf->alias = alias ? clcf->name.len : 0;
clcf->root = value[1];

+ if (clcf->root.len == 0) {
+ ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+ "the \"%V\" value can not be empty",
+ &cmd->name);
+
+ return NGX_CONF_ERROR;
+ }
+
if (!alias && clcf->root.data[clcf->root.len - 1] == '/') {
clcf->root.len--;
}

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