Fixed wpa_config_parse_string() not to modify const string.

This allows wpa_config_set() to be used with const strings as the value.

diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
index c5e300e..6dff006 100644 (file)
--- a/wpa_supplicant/config.c
+++ b/wpa_supplicant/config.c
@@ -60,14 +60,19 @@ struct parse_data {
 static char * wpa_config_parse_string(const char *value, size_t *len)
 {
        if (*value == '"') {
-               char *pos;
+               const char *pos;
+               char *str;
                value++;
                pos = os_strrchr(value, '"');
                if (pos == NULL || pos[1] != '\0')
                        return NULL;
-               *pos = '\0';
-               *len = os_strlen(value);
-               return os_strdup(value);
+               *len = pos - value;
+               str = os_malloc(*len + 1);
+               if (str == NULL)
+                       return NULL;
+               os_memcpy(str, value, *len);
+               str[*len] = '\0';
+               return str;
        } else {
                u8 *str;
                size_t tlen, hlen = os_strlen(value);