staging: wilc1000: use correct data for memcpy in wilc_hif_pack_sta_param()

staging: wilc1000: use correct data for memcpy in wilc_hif_pack_sta_param()

Use correct data for memcpy in wilc_hif_pack_sta_param(). Its
reported by Smatch static code analyser tool as discussed in [1].

[1]. https://lore.kernel.org/linux-wireless/20200302092346.GA24308@kadam/

Suggested-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Link: https://lore.kernel.org/r/20200302162226.4196-2-ajay.kathat@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>