spi: cadence-quadspi: Fix error return code in cqspi_probe

Fix to return the error code from
devm_reset_control_get_optional_exclusive() instaed of 0
in cqspi_probe().

Fixes: 31fb632b5d43ca ("spi: Move cadence-quadspi driver to drivers/spi/")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Link: https://lore.kernel.org/r/20201116141836.2970579-1-chengzhihao1@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index 40938cf..ba7d40c 100644 (file)
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1260,12 +1260,14 @@ static int cqspi_probe(struct platform_device *pdev)
        /* Obtain QSPI reset control */
        rstc = devm_reset_control_get_optional_exclusive(dev, "qspi");
        if (IS_ERR(rstc)) {
+               ret = PTR_ERR(rstc);
                dev_err(dev, "Cannot get QSPI reset.\n");
                goto probe_reset_failed;
        }
 
        rstc_ocp = devm_reset_control_get_optional_exclusive(dev, "qspi-ocp");
        if (IS_ERR(rstc_ocp)) {
+               ret = PTR_ERR(rstc_ocp);
                dev_err(dev, "Cannot get QSPI OCP reset.\n");
                goto probe_reset_failed;
        }