Re: [PATCH] watchdog: pic32-dmt: Fix return value check in pic32_dmt_probe()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Jun 17, 2016 at 05:12:05PM +0000, weiyj_lk@xxxxxxx wrote:
> From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
> 
> In case of error, the function devm_kzalloc() returns NULL pointer
> not ERR_PTR(). The IS_ERR() test in the return value check should
> be replaced with NULL test.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> ---
>  drivers/watchdog/pic32-dmt.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/watchdog/pic32-dmt.c b/drivers/watchdog/pic32-dmt.c
> index 962f58c..5e8890e 100644
> --- a/drivers/watchdog/pic32-dmt.c
> +++ b/drivers/watchdog/pic32-dmt.c
> @@ -176,8 +176,8 @@ static int pic32_dmt_probe(struct platform_device *pdev)
>  	struct watchdog_device *wdd = &pic32_dmt_wdd;
>  
>  	dmt = devm_kzalloc(&pdev->dev, sizeof(*dmt), GFP_KERNEL);
> -	if (IS_ERR(dmt))
> -		return PTR_ERR(dmt);
> +	if (!dmt)
> +		return -ENOMEM;
>  
>  	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>  	dmt->regs = devm_ioremap_resource(&pdev->dev, mem);
> 
> 
> 
--
To unsubscribe from this list: send the line "unsubscribe linux-watchdog" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux]     [Linux OMAP]     [Linux MIPS]     [eCos]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux