From: Norman Maurer norman_maurer@apple.com
[ Upstream commit 98184612aca0a9ee42b8eb0262a49900ee9eef0d ]
Support for UDP_GRO was added in the past but the implementation for getsockopt was missed which did lead to an error when we tried to retrieve the setting for UDP_GRO. This patch adds the missing switch case for UDP_GRO
Fixes: e20cf8d3f1f7 ("udp: implement GRO for plain UDP sockets.") Signed-off-by: Norman Maurer norman_maurer@apple.com Reviewed-by: David Ahern dsahern@kernel.org Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- net/ipv4/udp.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index e37a2fa65c29..4a2fd286787c 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -2747,6 +2747,10 @@ int udp_lib_getsockopt(struct sock *sk, int level, int optname, val = up->gso_size; break;
+ case UDP_GRO: + val = up->gro_enabled; + break; + /* The following two cannot be changed on UDP sockets, the return is * always 0 (which corresponds to the full checksum coverage of UDP). */ case UDPLITE_SEND_CSCOV: