iwlwifi: set "echo" host command length

"echo" host command has no data, set the length to 0

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index f7b00481a9fece07f9e289ebb080dad50c82f92a..f9e9170e977a8ac053e3af8cd35281987c59493f 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1434,6 +1434,7 @@ int iwl_cmd_echo_test(struct iwl_priv *priv)
        int ret;
        struct iwl_host_cmd cmd = {
                .id = REPLY_ECHO,
+               .len = { 0 },
                .flags = CMD_SYNC,
        };