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authorChristoph Hellwig <hch@lst.de>2020-05-28 07:12:32 +0200
committerDavid S. Miller <davem@davemloft.net>2020-05-28 11:11:45 -0700
commitfce934949c0f0003c1777fbf8c0706ba82a8cf7e (patch)
treec8b856938147bb2c526782d1ec30c0393fd2520c /include
parentipv6: add ip6_sock_set_v6only (diff)
downloadlinux-dev-fce934949c0f0003c1777fbf8c0706ba82a8cf7e.tar.xz
linux-dev-fce934949c0f0003c1777fbf8c0706ba82a8cf7e.zip
ipv6: add ip6_sock_set_recverr
Add a helper to directly set the IPV6_RECVERR sockopt from kernel space without going through a fake uaccess. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: David Howells <dhowells@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--include/net/ipv6.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 9b91188c9a74..49c4abf99148 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -1188,4 +1188,11 @@ static inline int ip6_sock_set_v6only(struct sock *sk)
return 0;
}
+static inline void ip6_sock_set_recverr(struct sock *sk)
+{
+ lock_sock(sk);
+ inet6_sk(sk)->recverr = true;
+ release_sock(sk);
+}
+
#endif /* _NET_IPV6_H */