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48 lines
1.4 KiB
Diff
48 lines
1.4 KiB
Diff
From 07c8b15688055d81ac8e1c8c964b9e4c302287f1 Mon Sep 17 00:00:00 2001
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From: Stephen Boyd <sboyd@codeaurora.org>
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Date: Mon, 22 Feb 2016 11:12:47 -0800
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Subject: [PATCH] usb: dwc3: Remove impossible check for
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of_clk_get_parent_count() < 0
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The check for < 0 is impossible now that
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of_clk_get_parent_count() returns an unsigned int. Simplify the
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code and update the types.
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Acked-by: Felipe Balbi <balbi@kernel.org>
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Cc: <linux-usb@vger.kernel.org>
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Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
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(cherry picked from commit 3d755dcc20dd452b52532eca17da40ebbd12aee9)
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Change-Id: Iaa38e064d801fb36c855fea51c0443840368e0d3
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Signed-off-by: Nitheesh Sekar <nsekar@codeaurora.org>
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---
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drivers/usb/dwc3/dwc3-of-simple.c | 9 +++++----
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1 file changed, 5 insertions(+), 4 deletions(-)
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--- a/drivers/usb/dwc3/dwc3-of-simple.c
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+++ b/drivers/usb/dwc3/dwc3-of-simple.c
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@@ -42,6 +42,7 @@ static int dwc3_of_simple_probe(struct p
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struct device *dev = &pdev->dev;
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struct device_node *np = dev->of_node;
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+ unsigned int count;
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int ret;
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int i;
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@@ -49,11 +50,11 @@ static int dwc3_of_simple_probe(struct p
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if (!simple)
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return -ENOMEM;
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- ret = of_clk_get_parent_count(np);
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- if (ret < 0)
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- return ret;
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+ count = of_clk_get_parent_count(np);
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+ if (!count)
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+ return -ENOENT;
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- simple->num_clocks = ret;
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+ simple->num_clocks = count;
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simple->clks = devm_kcalloc(dev, simple->num_clocks,
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sizeof(struct clk *), GFP_KERNEL);
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