[PATCH] staging: lustre: lustre: libcfs: workitem.c: Cleaning up missing null-terminate after strncpy call

Kees Cook keescook at chromium.org
Tue Aug 12 14:58:50 UTC 2014


On Sat, Aug 9, 2014 at 4:46 PM, Rickard Strandqvist
<rickard_strandqvist at spectrumdigital.se> wrote:
> Added a guaranteed null-terminate after call to strncpy.
>
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist at spectrumdigital.se>
> ---
>  drivers/staging/lustre/lustre/libcfs/workitem.c |    1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/staging/lustre/lustre/libcfs/workitem.c b/drivers/staging/lustre/lustre/libcfs/workitem.c
> index 0a03bf7..60326f2 100644
> --- a/drivers/staging/lustre/lustre/libcfs/workitem.c
> +++ b/drivers/staging/lustre/lustre/libcfs/workitem.c
> @@ -365,6 +365,7 @@ cfs_wi_sched_create(char *name, struct cfs_cpt_table *cptab,
>                 return -ENOMEM;
>
>         strncpy(sched->ws_name, name, CFS_WS_NAME_LEN);
> +       sched->ws_name[CFS_WS_NAME_LEN - 1] = '\0';
>         sched->ws_cptab = cptab;
>         sched->ws_cpt = cpt;

This seems like a place for strlcpy instead?

-Kees

-- 
Kees Cook
Chrome OS Security


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