spi: tegra210-quad: Fix combined sequence

Return value should be updated to zero in combined sequence routine
if transfer is completed successfully. Currently it holds timeout value
resulting in errors.
Signed-off-by: Krishna Yarlagadda <kyarlagadda@nvidia.com>
Link: https://lore.kernel.org/r/20221001122148.9158-1-kyarlagadda@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-tegra210-quad.c

@@ -1157,6 +1157,11 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi,
 		msg->actual_length += xfer->len;
 		transfer_phase++;
 	}
+	if (!xfer->cs_change) {
+		tegra_qspi_transfer_end(spi);
+		spi_transfer_delay_exec(xfer);
+	}
+	ret = 0;
 
 exit:
 	msg->status = ret;