[U-Boot] [PATCH] drivers: mmc: Avoid memory leak in case of failure

Jaehoon Chung jh80.chung at samsung.com
Mon Jul 17 11:08:49 UTC 2017


On 06/20/2017 01:53 AM, sunil.m at techveda.org wrote:
> From: Suniel Mahesh <sunil.m at techveda.org>
> 
> priv pointer should be freed before returning with an error value
> from exynos_dwmci_get_config().
> 
> Signed-off-by: Suniel Mahesh <sunil.m at techveda.org>
> Signed-off-by: Raghu Bharadwaj <raghu at techveda.org>

Applied to u-boot-mmc.

Best Regards,
Jaehoon Chung
> ---
>  drivers/mmc/exynos_dw_mmc.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/mmc/exynos_dw_mmc.c b/drivers/mmc/exynos_dw_mmc.c
> index 40f7892..84ef2da 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;
>  	}
>  
> 



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