diff --git a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
index e06647a327b68b24f710afe22c2066d65894270c..78819e8018abadcba1a0f4fb264ef86c51dfca3a 100644
--- a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
@@ -1180,7 +1180,7 @@ mwifiex_get_ver_ext(struct mwifiex_private *priv, u32 version_str_sel)
 {
 	struct mwifiex_ver_ext ver_ext;
 
-	memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext));
+	memset(&ver_ext, 0, sizeof(ver_ext));
 	ver_ext.version_str_sel = version_str_sel;
 	if (mwifiex_send_cmd(priv, HostCmd_CMD_VERSION_EXT,
 			     HostCmd_ACT_GEN_GET, 0, &ver_ext, true))