Re: [PATCH] net: systemport: fix index check to avoid an array out of bounds access

From: David Miller
Date: Thu Mar 12 2020 - 18:51:15 EST


From: Colin King <colin.king@xxxxxxxxxxxxx>
Date: Thu, 12 Mar 2020 15:04:30 +0000

> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Currently the bounds check on index is off by one and can lead to
> an out of bounds access on array priv->filters_loc when index is
> RXCHK_BRCM_TAG_MAX.
>
> Fixes: bb9051a2b230 ("net: systemport: Add support for WAKE_FILTER")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Applied and queued up for -stable, thanks.