spi: mpc512x: fix error return code in mpc512x_psc_spi_do_probe()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c
index dbc5e999a1f5689c1a526ace9f3dc4061f924223..6adf4e35816d76c1c7f120cd924420c4c8bf71a1 100644 (file)
--- a/drivers/spi/spi-mpc512x-psc.c
+++ b/drivers/spi/spi-mpc512x-psc.c
@@ -522,8 +522,10 @@ static int mpc512x_psc_spi_do_probe(struct device *dev, u32 regaddr,
        psc_num = master->bus_num;
        snprintf(clk_name, sizeof(clk_name), "psc%d_mclk", psc_num);
        clk = devm_clk_get(dev, clk_name);
-       if (IS_ERR(clk))
+       if (IS_ERR(clk)) {
+               ret = PTR_ERR(clk);
                goto free_irq;
+       }
        ret = clk_prepare_enable(clk);
        if (ret)
                goto free_irq;