i2c: robotfuzz-osif: remove pointless local variable

Just use the value directly instead of assigning it to a
variable first. And then drop the unused variable.
Signed-off-by: NPeter Rosin <peda@axentia.se>
Signed-off-by: NWolfram Sang <wsa@the-dreams.de>

drivers/i2c/busses/i2c-robotfuzz-osif.c

@@ -63,26 +63,23 @@ static int osif_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs,
 	struct osif_priv *priv = adapter->algo_data;
 	struct i2c_msg *pmsg;
 	int ret = 0;
-	int i, cmd;
+	int i;
 
 	for (i = 0; ret >= 0 && i < num; i++) {
 		pmsg = &msgs[i];
 
 		if (pmsg->flags & I2C_M_RD) {
-			cmd = OSIFI2C_READ;
-
-			ret = osif_usb_read(adapter, cmd, pmsg->flags,
-					    pmsg->addr, pmsg->buf,
-					    pmsg->len);
+			ret = osif_usb_read(adapter, OSIFI2C_READ,
+					    pmsg->flags, pmsg->addr,
+					    pmsg->buf, pmsg->len);
 			if (ret != pmsg->len) {
 				dev_err(&adapter->dev, "failure reading data\n");
 				return -EREMOTEIO;
 			}
 		} else {
-			cmd = OSIFI2C_WRITE;
-
-			ret = osif_usb_write(adapter, cmd, pmsg->flags,
-					     pmsg->addr, pmsg->buf, pmsg->len);
+			ret = osif_usb_write(adapter, OSIFI2C_WRITE,
+					     pmsg->flags, pmsg->addr,
+					     pmsg->buf, pmsg->len);
 			if (ret != pmsg->len) {
 				dev_err(&adapter->dev, "failure writing data\n");
 				return -EREMOTEIO;