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Diffstat (limited to 'net/core/sock.c')
-rw-r--r--net/core/sock.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index c292fca75ee2..7ffd843b2866 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1061,6 +1061,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname,
union {
int val;
+ u64 val64;
struct linger ling;
struct timeval tm;
} v;
@@ -1295,6 +1296,13 @@ int sock_getsockopt(struct socket *sock, int level, int optname,
v.val = sk->sk_incoming_cpu;
break;
+
+ case SO_COOKIE:
+ lv = sizeof(u64);
+ if (len < lv)
+ return -EINVAL;
+ v.val64 = sock_gen_cookie(sk);
+ break;
default:
/* We implement the SO_SNDLOWAT etc to not be settable
* (1003.1g 7).