Fix ESS_DISASSOC ctrl_iface command parser

strchr can return NULL and that needs to be checked instead of what the
pointer could be pointing to.

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

diff --git a/hostapd/ctrl_iface.c b/hostapd/ctrl_iface.c
index dc9ede7..021cbe5 100644 (file)
--- a/hostapd/ctrl_iface.c
+++ b/hostapd/ctrl_iface.c
@@ -556,7 +556,7 @@ static int hostapd_ctrl_iface_ess_disassoc(struct hostapd_data *hapd,
                return -1;
 
        url = os_strchr(timerstr, ' ');
-       if (*url != ' ')
+       if (url == NULL)
                return -1;
        url++;
        url_len = os_strlen(url);