staging: vt6655: delete explicit comparison to bool

This patch fixes the following type of coccinelle detected warnings for
driver vt6655:

WARNING: Comparison to bool

Signed-off-by: Teodora Baluta <teobaluta@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/vt6655/baseband.c
Simple merge

diff --cc drivers/staging/vt6655/card.c
Simple merge

diff --cc drivers/staging/vt6655/channel.c
Simple merge

diff --cc drivers/staging/vt6655/datarate.c
Simple merge

diff --cc drivers/staging/vt6655/device_main.c
Simple merge

diff --cc drivers/staging/vt6655/dpc.c
Simple merge

diff --cc drivers/staging/vt6655/hostap.c
Simple merge

diff --cc drivers/staging/vt6655/key.c
Simple merge

diff --cc drivers/staging/vt6655/mac.c
Simple merge

diff --cc drivers/staging/vt6655/power.c
Simple merge

diff --cc drivers/staging/vt6655/rf.c
Simple merge

diff --cc drivers/staging/vt6655/vntwifi.c
Simple merge

diff --cc drivers/staging/vt6655/wcmd.c
Simple merge

diff --cc drivers/staging/vt6655/wctl.c
Simple merge

diff --cc drivers/staging/vt6655/wmgr.c
Simple merge

diff --cc drivers/staging/vt6655/wpa.c
Simple merge

diff --cc drivers/staging/vt6655/wpa2.c
Simple merge

diff --cc drivers/staging/vt6655/wpactl.c
Simple merge