Since commit 13a96935e6f6 ("spi: rockchip: Support 64-location deep FIFOs"),
function get_fifo_len() can no longer return zero, so delete the redundant
check for zero in function rockchip_spi_probe().

Signed-off-by: Dragan Simic <dsimic@manjaro.org>
---
 drivers/spi/spi-rockchip.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index 81f2a966c124..28879fed03f8 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -816,11 +816,6 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 	}
 
 	rs->fifo_len = get_fifo_len(rs);
-	if (!rs->fifo_len) {
-		dev_err(&pdev->dev, "Failed to get fifo length\n");
-		ret = -EINVAL;
-		goto err_put_ctlr;
-	}
 
 	pm_runtime_set_autosuspend_delay(&pdev->dev, ROCKCHIP_AUTOSUSPEND_TIMEOUT);
 	pm_runtime_use_autosuspend(&pdev->dev);