diff options
| author | Stephen Boyd <sboyd@codeaurora.org> | 2016-02-22 22:12:47 +0300 |
|---|---|---|
| committer | Stephen Boyd <sboyd@codeaurora.org> | 2016-02-27 03:01:32 +0300 |
| commit | 3d755dcc20dd452b52532eca17da40ebbd12aee9 (patch) | |
| tree | 8535241ccbf44c6a5124915954d3416e3f5ffd69 /drivers/usb/dwc3/dwc3-of-simple.c | |
| parent | 921bacfa34d48c019bb068257c0947d728662bf3 (diff) | |
| download | linux-3d755dcc20dd452b52532eca17da40ebbd12aee9.tar.xz | |
usb: dwc3: Remove impossible check for of_clk_get_parent_count() < 0
The check for < 0 is impossible now that
of_clk_get_parent_count() returns an unsigned int. Simplify the
code and update the types.
Acked-by: Felipe Balbi <balbi@kernel.org>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/usb/dwc3/dwc3-of-simple.c')
| -rw-r--r-- | drivers/usb/dwc3/dwc3-of-simple.c | 9 |
1 files 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); |