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Subject[PATCH 8/9] usb: dwc3: Remove impossible check for of_clk_get_parent_count() < 0
Date
The check for < 0 is impossible now that
of_clk_get_parent_count() returns an unsigned int. Simplify the
code and update the types.

Cc: Felipe Balbi <balbi@ti.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
---

Please ack so this can go through clk tree along with patch 1.

drivers/usb/dwc3/dwc3-of-simple.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/dwc3/dwc3-of-simple.c b/drivers/usb/dwc3/dwc3-of-simple.c
index 9c9f74155066..974335377d9f 100644
--- a/drivers/usb/dwc3/dwc3-of-simple.c
+++ b/drivers/usb/dwc3/dwc3-of-simple.c
@@ -42,6 +42,7 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;

+ unsigned int count;
int ret;
int i;

@@ -49,11 +50,11 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
if (!simple)
return -ENOMEM;

- ret = of_clk_get_parent_count(np);
- if (ret < 0)
- return ret;
+ count = of_clk_get_parent_count(np);
+ if (!count)
+ return -ENOENT;

- simple->num_clocks = ret;
+ simple->num_clocks = count;

simple->clks = devm_kcalloc(dev, simple->num_clocks,
sizeof(struct clk *), GFP_KERNEL);
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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