usb: dwc3: exynos fix axius clock error path to do cleanup

[ Upstream commit 8ae584d1951f241efd45499f8774fd7066f22823 ]

Axius clock error path returns without disabling clock and suspend clock.
Fix it to disable them before returning error.

Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>

diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 0a465a90f0d6ef07ca6696bb08255bdf52a8e5d0..5932205f551eed892e701d11f2f7e1a986acd984 100644 (file)
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -148,7 +148,8 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
                exynos->axius_clk = devm_clk_get(dev, "usbdrd30_axius_clk");
                if (IS_ERR(exynos->axius_clk)) {
                        dev_err(dev, "no AXI UpScaler clk specified\n");
-                       return -ENODEV;
+                       ret = -ENODEV;
+                       goto axius_clk_err;
                }
                clk_prepare_enable(exynos->axius_clk);
        } else {
@@ -206,6 +207,7 @@ err3:
        regulator_disable(exynos->vdd33);
 err2:
        clk_disable_unprepare(exynos->axius_clk);
+axius_clk_err:
        clk_disable_unprepare(exynos->susp_clk);
        clk_disable_unprepare(exynos->clk);
        return ret;