diff --git a/CORE/HDD/src/wlan_hdd_main.c b/CORE/HDD/src/wlan_hdd_main.c
index 5d1c8a0..24bd8c6 100755
--- a/CORE/HDD/src/wlan_hdd_main.c
+++ b/CORE/HDD/src/wlan_hdd_main.c
@@ -3314,8 +3314,8 @@
            tANI_U8 len = 0;
 
            len = scnprintf(extra, sizeof(extra), "%s %d", command, val);
-           if (copy_to_user(priv_data.buf, &extra, len + 1))
-           {
+           len = VOS_MIN(priv_data.total_len, len + 1);
+           if (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;