ASoC: fsl: fsl_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, 6 insertions, 1 deletions

diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index d078b1ba08e8..c9974a4ac042 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -737,7 +737,12 @@ static int fsl_ssi_probe(struct platform_device *pdev)
                         dev_err(&pdev->dev, "could not get clock: %d\n", ret);
                         goto error_irqmap;
                 }
-                clk_prepare_enable(ssi_private->clk);
+                ret = clk_prepare_enable(ssi_private->clk);
+                if (ret) {
+                        dev_err(&pdev->dev, "clk_prepare_enable failed: %d\n",
+                                ret);
+                        goto error_irqmap;
+                }
 
                 /*
                  * We have burstsize be "fifo_depth - 2" to match the SSI