4.19-stable review patch. If anyone has any objections, please let me know.
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From: Pablo Neira Ayuso pablo@netfilter.org
[ Upstream commit e0c47281723f301894c14e6f5cd5884fdfb813f9 ]
Element timeout that is below CONFIG_HZ never expires because the timeout extension is not allocated given that nf_msecs_to_jiffies64() returns 0. Set timeout to the minimum value to honor timeout.
Fixes: 8e1102d5a159 ("netfilter: nf_tables: support timeouts larger than 23 days") Signed-off-by: Pablo Neira Ayuso pablo@netfilter.org Signed-off-by: Sasha Levin sashal@kernel.org --- net/netfilter/nf_tables_api.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index a033c9baf58ad..25b2870dda24a 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -3339,7 +3339,7 @@ int nf_msecs_to_jiffies64(const struct nlattr *nla, u64 *result) return -ERANGE;
ms *= NSEC_PER_MSEC; - *result = nsecs_to_jiffies64(ms); + *result = nsecs_to_jiffies64(ms) ? : !!ms; return 0; }