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authorShuah Khan <shuahkh@osg.samsung.com>2017-01-10 16:05:28 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-26 07:13:10 +0200
commit94695386c79caccd82bf4048da642e6c9643fb92 (patch)
tree3caeff19634bfedb3a0b182100784a8f4899c909
parentaac7fa215e8fc795287328c2914aa123e7538690 (diff)
usb: dwc3: exynos fix axius clock error path to do cleanup
commit 8ae584d1951f241efd45499f8774fd7066f22823 upstream. 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/dwc3/dwc3-exynos.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 2f1fb7e7aa54..9eba51b92f72 100644
--- 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;