On Wed, Jul 31, 2019 at 1:17 PM Yoshihiro Shimoda
<yoshihiro.shimoda.uh@xxxxxxxxxxx> wrote:
> Since the role_store() uses strncmp(), it's possible to refer
> out-of-memory if the sysfs data size is smaller than strlen("host").
> This patch fixes it by using sysfs_streq() instead of strncmp().
>
> Fixes: cc995c9ec118 ("usb: gadget: udc: renesas_usb3: add support for usb role swap")
> Cc: <stable@xxxxxxxxxxxxxxx> # v4.12+
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
