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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-12-21 11:06:07 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-12-21 11:06:07 -0800 |
| commit | 462a1196a578fc6f52c26427070a75e044bbf9b1 (patch) | |
| tree | b24eca93de7e557d35b2da873efb2603ef79ce03 /net/unix/af_unix.c | |
| parent | 58362d5be35216f196b4a4d16aa2c6ef938087f0 (diff) | |
| parent | 4ef7675344d687a0ef5b0d7c0cee12da005870c0 (diff) | |
Merge 4.4-rc6 into tty-next
We want the serial/tty fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/unix/af_unix.c')
| -rw-r--r-- | net/unix/af_unix.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 45aebd966978..a4631477cedf 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -2256,14 +2256,7 @@ static int unix_stream_read_generic(struct unix_stream_read_state *state) /* Lock the socket to prevent queue disordering * while sleeps in memcpy_tomsg */ - err = mutex_lock_interruptible(&u->readlock); - if (unlikely(err)) { - /* recvmsg() in non blocking mode is supposed to return -EAGAIN - * sk_rcvtimeo is not honored by mutex_lock_interruptible() - */ - err = noblock ? -EAGAIN : -ERESTARTSYS; - goto out; - } + mutex_lock(&u->readlock); if (flags & MSG_PEEK) skip = sk_peek_offset(sk, flags); @@ -2307,12 +2300,12 @@ again: timeo = unix_stream_data_wait(sk, timeo, last, last_len); - if (signal_pending(current) || - mutex_lock_interruptible(&u->readlock)) { + if (signal_pending(current)) { err = sock_intr_errno(timeo); goto out; } + mutex_lock(&u->readlock); continue; unlock: unix_state_unlock(sk); |