spi/pl022: rid dangling labels

Remove a compilation error regarding unused labels that came about
when simplifying the DMA code.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

drivers/spi/amba-pl022.c

@@ -1030,8 +1030,6 @@ static int configure_dma(struct pl022 *pl022)
 
 	return 0;
 
-err_submit_tx:
-err_submit_rx:
 err_txdesc:
 	dmaengine_terminate_all(txchan);
 err_rxdesc: