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clk: max77686: Fix clean-up in error and remove paths

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This patch fixes invalid kfree() and adds missing call to clk_unregister()
in error and remove paths in max77686_clk_probe(). While at it, error
handling is also cleaned up.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
This commit is contained in:
Tomasz Figa 2013-12-12 17:07:18 +01:00 committed by Mike Turquette
parent badbc542f9
commit d73ac4ca66
1 changed files with 10 additions and 19 deletions
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29
drivers/clk/clk-max77686.c
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@ -163,17 +163,9 @@ static int max77686_clk_probe(struct platform_device *pdev)
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
switch (i) {
case MAX77686_CLK_AP:
dev_err(&pdev->dev, "Fail to register CLK_AP\n");
goto err_clk_ap;
case MAX77686_CLK_CP:
dev_err(&pdev->dev, "Fail to register CLK_CP\n");
goto err_clk_cp;
case MAX77686_CLK_PMIC:
dev_err(&pdev->dev, "Fail to register CLK_PMIC\n");
goto err_clk_pmic;
}
dev_err(&pdev->dev, "failed to register %s\n",
max77686_clks[i]->hw.init->name);
goto err_clocks;
}
}
@ -181,13 +173,12 @@ static int max77686_clk_probe(struct platform_device *pdev)
return 0;
err_clk_pmic:
clkdev_drop(max77686_clks[MAX77686_CLK_CP]->lookup);
kfree(max77686_clks[MAX77686_CLK_CP]->hw.clk);
err_clk_cp:
clkdev_drop(max77686_clks[MAX77686_CLK_AP]->lookup);
kfree(max77686_clks[MAX77686_CLK_AP]->hw.clk);
err_clk_ap:
err_clocks:
for (--i; i >= 0; --i) {
clkdev_drop(max77686_clks[i]->lookup);
clk_unregister(max77686_clks[i]->hw.clk);
}
return ret;
}
@ -198,7 +189,7 @@ static int max77686_clk_remove(struct platform_device *pdev)
for (i = 0; i < MAX77686_CLKS_NUM; i++) {
clkdev_drop(max77686_clks[i]->lookup);
kfree(max77686_clks[i]->hw.clk);
clk_unregister(max77686_clks[i]->hw.clk);
}
return 0;
}