mmc: moxart: Handle error from mmc_of_parse()

Since mmc_of_parse() may fail, let's deal with it and thus do proper
error handling.

Cc: Jonas Jensen <jonas.jensen@gmail.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/moxart-mmc.c

@@ -599,7 +599,9 @@ static int moxart_probe(struct platform_device *pdev)
 		goto out;
 	}
 
-	mmc_of_parse(mmc);
+	ret = mmc_of_parse(mmc);
+	if (ret)
+		goto out;
 
 	dma_cap_zero(mask);
 	dma_cap_set(DMA_SLAVE, mask);