From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
clk_prepare_enable() may fail, so let's check its return value and propagate it
in the case of error.
Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
---
drivers/mmc/host/mxs-mmc.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
index 19633fe..69bc942 100644
--- a/drivers/mmc/host/mxs-mmc.c
+++ b/drivers/mmc/host/mxs-mmc.c
@@ -612,7 +612,9 @@ static int mxs_mmc_probe(struct platform_device *pdev)
ret = PTR_ERR(ssp->clk);
goto out_mmc_free;
}
- clk_prepare_enable(ssp->clk);
+ ret = clk_prepare_enable(ssp->clk);
+ if (ret)
+ goto out_mmc_free;
ret = mxs_mmc_reset(host);
if (ret) {
@@ -710,8 +712,7 @@ static int mxs_mmc_resume(struct device *dev)
struct mxs_mmc_host *host = mmc_priv(mmc);
struct mxs_ssp *ssp = &host->ssp;
- clk_prepare_enable(ssp->clk);
- return 0;
+ return clk_prepare_enable(ssp->clk);
}
static const struct dev_pm_ops mxs_mmc_pm_ops = {
--
1.8.1.2
--
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