Re: [Powertop] [PATCH 2/2] devlist: NULL terminate struct devuser fields

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On 09/18/2012 08:13 AM, Namhyung Kim wrote:
> As strncpy doesn't guarantee the destination buffer is NULL-
> terminated, do it explicitly.
>
> Signed-off-by: Namhyung Kim <namhyung(a)gmail.com>
> ---
>   src/devlist.cpp |    2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/src/devlist.cpp b/src/devlist.cpp
> index 828f47f..71898af 100644
> --- a/src/devlist.cpp
> +++ b/src/devlist.cpp
> @@ -147,7 +147,9 @@ void collect_open_devices(void)
>   					continue;
>   				dev->pid =3D strtoull(entry->d_name, NULL, 10);
>   				strncpy(dev->device, link, 251);
> +				dev->device[251] =3D '\0';
>   				strncpy(dev->comm, read_sysfs_string("/proc/%s/comm", entry->d_name=
).c_str(), 31);
> +				dev->comm[31] =3D '\0';
>   				target->push_back(dev);
>   =

>   			}
Your patch has been merged
Thank You
-C


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