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authorMark Brown <broonie@linaro.org>2013-11-21 12:56:52 +0000
committerMark Brown <broonie@linaro.org>2013-11-21 12:56:52 +0000
commit16ec790938d4f356c82fab27b9a9adf4d6fe19a6 (patch)
tree8158b4c88b59391274d539a7e8e6985446d900e7 /net/unix/af_unix.c
parente64001e8efc107992fd835770f6383d0dc731594 (diff)
parent254dc326dbfd23c2678fafad1b84fc0e42ac4374 (diff)
Merge tag 'ib-asoc-1' of git://git.linaro.org/people/ljones/mfd into asoc-arizona
Immutable branch for ASoC, as requested by Mark Brown
Diffstat (limited to 'net/unix/af_unix.c')
-rw-r--r--net/unix/af_unix.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 86de99ad297..c1f403bed68 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1246,6 +1246,15 @@ static int unix_socketpair(struct socket *socka, struct socket *sockb)
return 0;
}
+static void unix_sock_inherit_flags(const struct socket *old,
+ struct socket *new)
+{
+ if (test_bit(SOCK_PASSCRED, &old->flags))
+ set_bit(SOCK_PASSCRED, &new->flags);
+ if (test_bit(SOCK_PASSSEC, &old->flags))
+ set_bit(SOCK_PASSSEC, &new->flags);
+}
+
static int unix_accept(struct socket *sock, struct socket *newsock, int flags)
{
struct sock *sk = sock->sk;
@@ -1280,6 +1289,7 @@ static int unix_accept(struct socket *sock, struct socket *newsock, int flags)
/* attach accepted sock to socket */
unix_state_lock(tsk);
newsock->state = SS_CONNECTED;
+ unix_sock_inherit_flags(sock, newsock);
sock_graft(tsk, newsock);
unix_state_unlock(tsk);
return 0;