From: Jouni Malinen <j@w1.fi>
Date: Sat, 5 Sep 2015 18:49:38 +0000 (+0300)
Subject: WPS: Allow config_methods to be cleared with an empty string
X-Git-Tag: hostap_2_5~46
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1067f495202b3c3aafc85f808de91faeb7a55478;p=thirdparty%2Fhostap.git

WPS: Allow config_methods to be cleared with an empty string

Signed-off-by: Jouni Malinen <j@w1.fi>
---

diff --git a/src/wps/wps_common.c b/src/wps/wps_common.c
index 16d466e0a..88f85fe83 100644
--- a/src/wps/wps_common.c
+++ b/src/wps/wps_common.c
@@ -528,7 +528,7 @@ u16 wps_config_methods_str2bin(const char *str)
 {
 	u16 methods = 0;
 
-	if (str == NULL) {
+	if (str == NULL || str[0] == '\0') {
 		/* Default to enabling methods based on build configuration */
 		methods |= WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD;
 		methods |= WPS_CONFIG_VIRT_DISPLAY;