From: Jeremy Sowden jeremy@azazel.net
[ Upstream commit 14e8b293903785590a0ef168745ac84250cb1f4c ]
At the end of `nft_bitwise_reduce`, there is a loop which is intended to update the bitwise expression associated with each tracked destination register. However, currently, it just updates the first register repeatedly. Fix it.
Fixes: 34cc9e52884a ("netfilter: nf_tables: cancel tracking for clobbered destination registers") Signed-off-by: Jeremy Sowden jeremy@azazel.net Signed-off-by: Florian Westphal fw@strlen.de Signed-off-by: Pablo Neira Ayuso pablo@netfilter.org Signed-off-by: Sasha Levin sashal@kernel.org --- net/netfilter/nft_bitwise.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/netfilter/nft_bitwise.c b/net/netfilter/nft_bitwise.c index 84eae7cabc67a..2527a01486efc 100644 --- a/net/netfilter/nft_bitwise.c +++ b/net/netfilter/nft_bitwise.c @@ -323,7 +323,7 @@ static bool nft_bitwise_reduce(struct nft_regs_track *track, dreg = priv->dreg; regcount = DIV_ROUND_UP(priv->len, NFT_REG32_SIZE); for (i = 0; i < regcount; i++, dreg++) - track->regs[priv->dreg].bitwise = expr; + track->regs[dreg].bitwise = expr;
return false; }