WPS UFD: Use mkdir() instead of system("mkdir ..")

diff --git a/src/wps/wps_ufd.c b/src/wps/wps_ufd.c
index f76379e..cec8d90 100644 (file)
--- a/src/wps/wps_ufd.c
+++ b/src/wps/wps_ufd.c
@@ -94,6 +94,17 @@ static int get_file_name(struct wps_context *wps, int registrar,
 }
 
 
+static int ufd_mkdir(const char *path)
+{
+       if (mkdir(path, S_IRWXU) < 0 && errno != EEXIST) {
+               wpa_printf(MSG_ERROR, "WPS (UFD): Failed to create directory "
+                          "'%s': %d (%s)", path, errno, strerror(errno));
+               return -1;
+       }
+       return 0;
+}
+
+
 static int init_ufd(struct wps_context *wps, int registrar)
 {
        int write_f;
@@ -110,13 +121,12 @@ static int init_ufd(struct wps_context *wps, int registrar)
        }
 
        if (write_f) {
-               os_snprintf(temp, sizeof(temp),
-                           "mkdir -p %s/SMRTNTKY/WFAWSC", path);
-               if (system(temp) != 0) {
-                       wpa_printf(MSG_ERROR, "WPS (UFD): Failed "
-                                  "to mkdir");
+               os_snprintf(temp, sizeof(temp), "%s/SMRTNTKY", path);
+               if (ufd_mkdir(temp))
+                       return -1;
+               os_snprintf(temp, sizeof(temp), "%s/SMRTNTKY/WFAWSC", path);
+               if (ufd_mkdir(temp))
                        return -1;
-               }
        }
 
        os_snprintf(temp, sizeof(temp), "%s/SMRTNTKY/WFAWSC/%s", path,