ASoC: imx-ssi: Check the return value from clk_prepare_enable()

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@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c
index 6336757e967a..df552fa1aa65 100644
--- a/sound/soc/fsl/imx-ssi.c
+++ b/sound/soc/fsl/imx-ssi.c
@@ -535,7 +535,9 @@ static int imx_ssi_probe(struct platform_device *pdev)
                         ret);
                 goto failed_clk;
         }
-        clk_prepare_enable(ssi->clk);
+        ret = clk_prepare_enable(ssi->clk);
+        if (ret)
+                goto failed_clk;
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         ssi->base = devm_ioremap_resource(&pdev->dev, res);