From: Suniel Mahesh <sunil.m@techveda.org>
Date: Thu, 5 Oct 2017 06:18:56 +0000 (+0530)
Subject: drivers: mmc: Avoid memory leak in case of failure
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=0e1746acacbb6dcaa0e9205f2712faf9d1e321a0;p=u-boot.git

drivers: mmc: Avoid memory leak in case of failure

priv pointer should be freed before returning with an error value
from exynos_dwmci_get_config().

Signed-off-by: Suniel Mahesh <sunil.m@techveda.org>
Signed-off-by: Raghu Bharadwaj <raghu@techveda.org>
---

diff --git a/drivers/mmc/exynos_dw_mmc.c b/drivers/mmc/exynos_dw_mmc.c
index 5edd383c68..e40575e589 100644
--- a/drivers/mmc/exynos_dw_mmc.c
+++ b/drivers/mmc/exynos_dw_mmc.c
@@ -168,6 +168,7 @@ static int exynos_dwmci_get_config(const void *blob, int node,
 
 	if (host->dev_index > 4) {
 		printf("DWMMC%d: Can't get the dev index\n", host->dev_index);
+		free(priv);
 		return -EINVAL;
 	}
 
@@ -178,6 +179,7 @@ static int exynos_dwmci_get_config(const void *blob, int node,
 	base = fdtdec_get_addr(blob, node, "reg");
 	if (!base) {
 		printf("DWMMC%d: Can't get base address\n", host->dev_index);
+		free(priv);
 		return -EINVAL;
 	}
 	host->ioaddr = (void *)base;
@@ -187,6 +189,7 @@ static int exynos_dwmci_get_config(const void *blob, int node,
 	if (err) {
 		printf("DWMMC%d: Can't get sdr-timings for devider\n",
 				host->dev_index);
+		free(priv);
 		return -EINVAL;
 	}