Re: [PATCH 2/6] libmultipath, alloc_path_with_pathinfo(): Ensure that pp->wwid is '\0'-terminated

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On Thu, 2018-03-01 at 11:29 -0800, Bart Van Assche wrote:
> Discovered by Coverity (CID 173257).
> 
> Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxx>

Reviewed-by: Martin Wilck <mwilck@xxxxxxxx>

> ---
>  libmultipath/discovery.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/libmultipath/discovery.c b/libmultipath/discovery.c
> index 4b31ddef23f0..fe50ce5062ea 100644
> --- a/libmultipath/discovery.c
> +++ b/libmultipath/discovery.c
> @@ -52,8 +52,8 @@ alloc_path_with_pathinfo (struct config *conf,
> struct udev_device *udevice,
>  	if (!pp)
>  		return PATHINFO_FAILED;
>  
> -	if(wwid)
> -		strncpy(pp->wwid, wwid, sizeof(pp->wwid));
> +	if (wwid)
> +		strlcpy(pp->wwid, wwid, sizeof(pp->wwid));
>  
>  	if (safe_sprintf(pp->dev, "%s", devname)) {
>  		condlog(0, "pp->dev too small");



-- 
Dr. Martin Wilck <mwilck@xxxxxxxx>, Tel. +49 (0)911 74053 2107
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton
HRB 21284 (AG Nürnberg)

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