>
> On 3/3/20 10:34 PM, Leon He wrote:
> > If the 'name' array in check_vgem() was not initialized to null, the
> > value of name[4] may be random. Which will cause strcmp(name, "vgem")
> > failed.
>
> Nit: "to fail" instead of "failed"
OK, thanks!
>
>
> >
> > Signed-off-by: Leon He <leon.he@xxxxxxxxxx>
> > ---
> > tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
> > index cd5e1f6..21f3d19 100644
> > --- a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
> > +++ b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
> > @@ -22,7 +22,7 @@
> > static int check_vgem(int fd)
> > {
> > drm_version_t version = { 0 };
> > - char name[5];
> > + char name[5] = { 0 };
> > int ret;
> >
> > version.name_len = 4;
> >
>
> return !strcmp(name, "vgem");
>
> While you are at it, why not change strcmp() to strncmp()?
>
OK, I'll change it in patch v3.
thanks,
-- Leon
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