netdev: remove unused S2IO_NAPI

[linux-2.6-omap-h63xx.git] / kernel / exit.c

diff --git a/kernel/exit.c b/kernel/exit.c
index 1510f78a0ffa5a9496604b3acee679ca63d93c99..8f6185e69b691265746f81a1ca4ce9de9fd8a640 100644 (file)
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -126,6 +126,12 @@ static void __exit_signal(struct task_struct *tsk)
 
        __unhash_process(tsk);
 
+       /*
+        * Do this under ->siglock, we can race with another thread
+        * doing sigqueue_free() if we have SIGQUEUE_PREALLOC signals.
+        */
+       flush_sigqueue(&tsk->pending);
+
        tsk->signal = NULL;
        tsk->sighand = NULL;
        spin_unlock(&sighand->siglock);
@@ -133,7 +139,6 @@ static void __exit_signal(struct task_struct *tsk)
 
        __cleanup_sighand(sighand);
        clear_tsk_thread_flag(tsk,TIF_SIGPENDING);
-       flush_sigqueue(&tsk->pending);
        if (sig) {
                flush_sigqueue(&sig->shared_pending);
                taskstats_tgid_free(sig);