ASoC: samsung: spdif: Handle return value of clk_prepare_enable.

clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/samsung/spdif.c b/sound/soc/samsung/spdif.c
index 779504f54bc074fcaec0ce179483b3a4a1bc17ee..cb59911e65c043aca0cb9989b70ed8546bcf53aa 100644 (file)
--- a/sound/soc/samsung/spdif.c
+++ b/sound/soc/samsung/spdif.c
@@ -391,7 +391,9 @@ static int spdif_probe(struct platform_device *pdev)
                ret = -ENOENT;
                goto err0;
        }
-       clk_prepare_enable(spdif->pclk);
+       ret = clk_prepare_enable(spdif->pclk);
+       if (ret)
+               goto err0;
 
        spdif->sclk = devm_clk_get(&pdev->dev, "sclk_spdif");
        if (IS_ERR(spdif->sclk)) {
@@ -399,7 +401,9 @@ static int spdif_probe(struct platform_device *pdev)
                ret = -ENOENT;
                goto err1;
        }
-       clk_prepare_enable(spdif->sclk);
+       ret = clk_prepare_enable(spdif->sclk);
+       if (ret)
+               goto err1;
 
        /* Request S/PDIF Register's memory region */
        if (!request_mem_region(mem_res->start,