diff --git a/CORE/HDD/src/wlan_hdd_main.c b/CORE/HDD/src/wlan_hdd_main.c
index d50d5c5..db92c10 100755
--- a/CORE/HDD/src/wlan_hdd_main.c
+++ b/CORE/HDD/src/wlan_hdd_main.c
@@ -3928,8 +3928,8 @@
 
            memset(extra, 0, sizeof(extra));
            ret = hdd_get_dwell_time(pCfg, command, extra, sizeof(extra), &len);
-           if (ret != 0 || copy_to_user(priv_data.buf, &extra, len + 1))
-           {
+           len = VOS_MIN(priv_data.total_len, len + 1);
+           if (ret != 0 || copy_to_user(priv_data.buf, &extra, len)) {
                VOS_TRACE( VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
                   "%s: failed to copy data to user buffer", __func__);
                ret = -EFAULT;