staging: ft1000: ft1000-pcmcia: Removed unnecessary parentheses.

This patch removes unnecessary parentheses from control expression.
Removed following checkpatch.pl warning:
WARNING: Unnecessary parentheses
Signed-off-by: Gulsah Kose <gulsah.1004@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c

@@ -910,7 +910,7 @@ static bool ft1000_receive_cmd(struct net_device *dev, u16 *pbuffer,
 	tempword = *ppseudohdr++;
 	for (i = 1; i < 7; i++)
 		tempword ^= *ppseudohdr++;
-	if ((tempword != *ppseudohdr)) {
+	if (tempword != *ppseudohdr) {
 		pr_debug("Pseudo header checksum mismatch\n");
 		/* Drop this message */
 		return false;