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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-31 09:44:28 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-31 09:44:28 +0200 |
| commit | 910cc9537302caddc9777cf3ae2f5582730380c9 (patch) | |
| tree | 0dd42f4dd712fb6901b4f8c12f85508a7ad5b1ef /ipc/msg.c | |
| parent | tty: serial: 8250: serial_cs: Fix a memory leak in error handling path (diff) | |
| parent | Linux 5.13-rc4 (diff) | |
| download | linux-910cc9537302caddc9777cf3ae2f5582730380c9.tar.xz linux-910cc9537302caddc9777cf3ae2f5582730380c9.zip | |
Merge 5.13-rc4 into tty-next
We need the tty/serial fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'ipc/msg.c')
| -rw-r--r-- | ipc/msg.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/ipc/msg.c b/ipc/msg.c index acd1bc7af55a..6e6c8e0c9380 100644 --- a/ipc/msg.c +++ b/ipc/msg.c @@ -251,11 +251,13 @@ static void expunge_all(struct msg_queue *msq, int res, struct msg_receiver *msr, *t; list_for_each_entry_safe(msr, t, &msq->q_receivers, r_list) { - get_task_struct(msr->r_tsk); + struct task_struct *r_tsk; + + r_tsk = get_task_struct(msr->r_tsk); /* see MSG_BARRIER for purpose/pairing */ smp_store_release(&msr->r_msg, ERR_PTR(res)); - wake_q_add_safe(wake_q, msr->r_tsk); + wake_q_add_safe(wake_q, r_tsk); } } |