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mmc: sdhci-of-arasan: Add missed checks for devm_clk_register()

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These functions do not check the return value of devm_clk_register():
  - sdhci_arasan_register_sdcardclk()
  - sdhci_arasan_register_sampleclk()

Therefore, add the missed checks to fix them.

Fixes: c390f2110a ("mmc: sdhci-of-arasan: Add ability to export card clock")
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Link: https://lore.kernel.org/r/20200608162226.3259186-1-hslester96@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Chuhong Yuan 2020-06-09 00:22:26 +08:00 committed by Ulf Hansson
parent 40e6c479e9
commit c99e1d0c91
1 changed files with 4 additions and 0 deletions
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4
drivers/mmc/host/sdhci-of-arasan.c
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@ -1299,6 +1299,8 @@ sdhci_arasan_register_sdcardclk(struct sdhci_arasan_data *sdhci_arasan,
clk_data->sdcardclk_hw.init = &sdcardclk_init;
clk_data->sdcardclk =
devm_clk_register(dev, &clk_data->sdcardclk_hw);
if (IS_ERR(clk_data->sdcardclk))
return PTR_ERR(clk_data->sdcardclk);
clk_data->sdcardclk_hw.init = NULL;
ret = of_clk_add_provider(np, of_clk_src_simple_get,
@ -1349,6 +1351,8 @@ sdhci_arasan_register_sampleclk(struct sdhci_arasan_data *sdhci_arasan,
clk_data->sampleclk_hw.init = &sampleclk_init;
clk_data->sampleclk =
devm_clk_register(dev, &clk_data->sampleclk_hw);
if (IS_ERR(clk_data->sampleclk))
return PTR_ERR(clk_data->sampleclk);
clk_data->sampleclk_hw.init = NULL;
ret = of_clk_add_provider(np, of_clk_src_simple_get,