From: Alan T. DeKok <aland@freeradius.org>
Date: Sat, 13 Aug 2011 14:56:28 +0000 (-0400)
Subject: Allow empty strings to mean NULL
X-Git-Tag: release_3_0_0_beta0~680
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4250eff922c6c198b1f8b252efcb60e807cfb92f;p=thirdparty%2Ffreeradius-server.git

Allow empty strings to mean NULL

this lets us specify the default (i.e. NULL) virtual server
---

diff --git a/src/main/client.c b/src/main/client.c
index 6204759cb09..e986b1c2909 100644
--- a/src/main/client.c
+++ b/src/main/client.c
@@ -1070,7 +1070,11 @@ RADCLIENT *client_create(RADCLIENT_LIST *clients, REQUEST *request)
 		case PW_TYPE_STRING_PTR:
 			p = (char **) ((char *) c + dynamic_config[i].offset);
 			if (*p) free(*p);
-			*p = strdup(vp->vp_strvalue);
+			if (vp->vp_strvalue[0]) {
+				*p = strdup(vp->vp_strvalue);
+			} else {
+				*p = NULL;
+			}
 			break;
 
 		case PW_TYPE_BOOLEAN: