Merge tag 'gfs2-merge-window' of git://git.kernel.org:/pub/scm/linux/kernel/git/gfs2...

[firefly-linux-kernel-4.4.55.git] / drivers / mmc / host / sdhci-bcm2835.c

diff --git a/drivers/mmc/host/sdhci-bcm2835.c b/drivers/mmc/host/sdhci-bcm2835.c
index 0ef0343c603ad492937ef338af8b058ecc9f51e9..1c65d4690e7027f734ceaa8ae95e9e1b5c07b25f 100644 (file)
--- a/drivers/mmc/host/sdhci-bcm2835.c
+++ b/drivers/mmc/host/sdhci-bcm2835.c
@@ -172,9 +172,19 @@ static int bcm2835_sdhci_probe(struct platform_device *pdev)
                ret = PTR_ERR(pltfm_host->clk);
                goto err;
        }
+       ret = clk_prepare_enable(pltfm_host->clk);
+       if (ret) {
+               dev_err(&pdev->dev, "failed to enable host clk\n");
+               goto err;
+       }
 
-       return sdhci_add_host(host);
+       ret = sdhci_add_host(host);
+       if (ret)
+               goto err_clk;
 
+       return 0;
+err_clk:
+       clk_disable_unprepare(pltfm_host->clk);
 err:
        sdhci_pltfm_free(pdev);
        return ret;