Staging: rts5139: Splitted one-line multiple assignment

Splitted a multiple assignment on two separate lines.
Signed-off-by: Fabio Falzoi <fabio.falzoi84@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rts5139/rts51x.c

@@ -607,7 +607,8 @@ static int rts51x_acquire_resources(struct rts51x_chip *chip)
 		return -ENOMEM;
 	}
 
-	chip->cmd_buf = chip->rsp_buf = rts51x->iobuf;
+	chip->cmd_buf = rts51x->iobuf;
+	chip->rsp_buf = rts51x->iobuf;
 
 	rts51x_init_options(chip);