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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-01-17 16:35:34 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-01-17 16:35:34 +0100
commit0d579622a3b0bb76742ffa8becc103fe35934dca (patch)
treef24110d86855c22f2e06867bafabe6fff94d2e94 /net/unix
parente30930a6ddb3217f89dee4fd07c3f7532454c359 (diff)
parentb6fe42bc55af3fb17c8c03def2f8a1f7fa907af6 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/unix')
-rw-r--r--net/unix/af_unix.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index f6f01f514933..c634a7fc8609 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -2929,7 +2929,6 @@ static int unix_stream_read_generic(struct unix_stream_read_state *state,
unsigned int last_len;
struct unix_sock *u;
int copied = 0;
- bool do_cmsg;
int err = 0;
long timeo;
int target;
@@ -2955,9 +2954,6 @@ static int unix_stream_read_generic(struct unix_stream_read_state *state,
u = unix_sk(sk);
- do_cmsg = READ_ONCE(u->recvmsg_inq);
- if (do_cmsg)
- msg->msg_get_inq = 1;
redo:
/* Lock the socket to prevent queue disordering
* while sleeps in memcpy_tomsg
@@ -3115,9 +3111,11 @@ unlock:
mutex_unlock(&u->iolock);
if (msg) {
+ bool do_cmsg = READ_ONCE(u->recvmsg_inq);
+
scm_recv_unix(sock, msg, &scm, flags);
- if (msg->msg_get_inq && (copied ?: err) >= 0) {
+ if ((do_cmsg | msg->msg_get_inq) && (copied ?: err) >= 0) {
msg->msg_inq = READ_ONCE(u->inq_len);
if (do_cmsg)
put_cmsg(msg, SOL_SOCKET, SCM_INQ,