From: Ulf Hansson <ulf.hansson@linaro.org>
Date: Thu, 18 Dec 2014 09:41:41 +0000 (+0100)
Subject: mmc: sdhci-of-esdhc: Handle error from mmc_of_parse()
X-Git-Tag: v4.0-rc1~124^2~81
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=f0991408aef9efaedff51e58616b15ecab428135;p=linux.git

mmc: sdhci-of-esdhc: Handle error from mmc_of_parse()

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

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 4a654d4ec8db..17fe02ed6672 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -370,13 +370,19 @@ static int sdhci_esdhc_probe(struct platform_device *pdev)
 	}
 
 	/* call to generic mmc_of_parse to support additional capabilities */
-	mmc_of_parse(host->mmc);
+	ret = mmc_of_parse(host->mmc);
+	if (ret)
+		goto err;
+
 	mmc_of_parse_voltage(np, &host->ocr_mask);
 
 	ret = sdhci_add_host(host);
 	if (ret)
-		sdhci_pltfm_free(pdev);
+		goto err;
 
+	return 0;
+ err:
+	sdhci_pltfm_free(pdev);
 	return ret;
 }