Passing overlapping source and destination to snprintf is fragile. Replace with a single (mostly) equivalent call. If one wants to preserve the space preceding udev->product whether or not there was a manufacturer, just remove udev->manufacturer from the && expression. Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx> --- drivers/media/rc/ati_remote.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/media/rc/ati_remote.c b/drivers/media/rc/ati_remote.c index a35631891cc0..b6d367ba128a 100644 --- a/drivers/media/rc/ati_remote.c +++ b/drivers/media/rc/ati_remote.c @@ -866,13 +866,10 @@ static int ati_remote_probe(struct usb_interface *interface, strlcat(ati_remote->rc_phys, "/input0", sizeof(ati_remote->rc_phys)); strlcat(ati_remote->mouse_phys, "/input1", sizeof(ati_remote->mouse_phys)); - if (udev->manufacturer) - strlcpy(ati_remote->rc_name, udev->manufacturer, - sizeof(ati_remote->rc_name)); - - if (udev->product) - snprintf(ati_remote->rc_name, sizeof(ati_remote->rc_name), - "%s %s", ati_remote->rc_name, udev->product); + snprintf(ati_remote->rc_name, sizeof(ati_remote->rc_name), "%s%s%s", + udev->manufacturer ?: "", + udev->manufacturer && udev->product ? " " : "", + udev->product ?: ""); if (!strlen(ati_remote->rc_name)) snprintf(ati_remote->rc_name, sizeof(ati_remote->rc_name), -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
