diff options
| author | Kuniyuki Iwashima | 2023-03-27 16:54:54 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2023-09-19 12:28:10 +0200 |
| commit | 82f9af464e01f314f228523ef4cb8f46406c587a (patch) | |
| tree | 836924869c9fef9fc403023c4127e3464fb4dc32 /net/ethtool/ioctl.c | |
| parent | 8b6556c4c4e35707c0e102a861e94a3ecb223342 (diff) | |
ipv6: Remove in6addr_any alternatives.
[ Upstream commit 8cdc3223e78c43e1b60ea1c536a103e32fdca3c5 ]
Some code defines the IPv6 wildcard address as a local variable and
use it with memcmp() or ipv6_addr_equal().
Let's use in6addr_any and ipv6_addr_any() instead.
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stable-dep-of: aa99e5f87bd5 ("tcp: Fix bind() regression for v4-mapped-v6 wildcard address.")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net/ethtool/ioctl.c')
| -rw-r--r-- | net/ethtool/ioctl.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c index 940c0e27be73..e31d1247b9f0 100644 --- a/net/ethtool/ioctl.c +++ b/net/ethtool/ioctl.c @@ -27,6 +27,7 @@ #include <linux/net.h> #include <linux/pm_runtime.h> #include <net/devlink.h> +#include <net/ipv6.h> #include <net/xdp_sock_drv.h> #include <net/flow_offload.h> #include <linux/ethtool_netlink.h> @@ -3090,7 +3091,6 @@ struct ethtool_rx_flow_rule * ethtool_rx_flow_rule_create(const struct ethtool_rx_flow_spec_input *input) { const struct ethtool_rx_flow_spec *fs = input->fs; - static struct in6_addr zero_addr = {}; struct ethtool_rx_flow_match *match; struct ethtool_rx_flow_rule *flow; struct flow_action_entry *act; @@ -3196,20 +3196,20 @@ ethtool_rx_flow_rule_create(const struct ethtool_rx_flow_spec_input *input) v6_spec = &fs->h_u.tcp_ip6_spec; v6_m_spec = &fs->m_u.tcp_ip6_spec; - if (memcmp(v6_m_spec->ip6src, &zero_addr, sizeof(zero_addr))) { + if (!ipv6_addr_any((struct in6_addr *)v6_m_spec->ip6src)) { memcpy(&match->key.ipv6.src, v6_spec->ip6src, sizeof(match->key.ipv6.src)); memcpy(&match->mask.ipv6.src, v6_m_spec->ip6src, sizeof(match->mask.ipv6.src)); } - if (memcmp(v6_m_spec->ip6dst, &zero_addr, sizeof(zero_addr))) { + if (!ipv6_addr_any((struct in6_addr *)v6_m_spec->ip6dst)) { memcpy(&match->key.ipv6.dst, v6_spec->ip6dst, sizeof(match->key.ipv6.dst)); memcpy(&match->mask.ipv6.dst, v6_m_spec->ip6dst, sizeof(match->mask.ipv6.dst)); } - if (memcmp(v6_m_spec->ip6src, &zero_addr, sizeof(zero_addr)) || - memcmp(v6_m_spec->ip6dst, &zero_addr, sizeof(zero_addr))) { + if (!ipv6_addr_any((struct in6_addr *)v6_m_spec->ip6src) || + !ipv6_addr_any((struct in6_addr *)v6_m_spec->ip6dst)) { match->dissector.used_keys |= BIT(FLOW_DISSECTOR_KEY_IPV6_ADDRS); match->dissector.offset[FLOW_DISSECTOR_KEY_IPV6_ADDRS] = |