mmc: fix "prev->state: 2 != TASK_RUNNING??" problem on SD/MMC card removal

Currently on SD/MMC card removal the system exhibits the following message (the platform is ARM Versatile):

    prev->state: 2 != TASK_RUNNING??
    mmcqd/762[CPU#0]: BUG in __schedule at linux-2.6/kernel/sched.c:3826

(akpm: someone tried to fix this, but it's still wrong)

Signed-off-by: Vitaly Wool <vitalywool@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/mmc/mmc_queue.c b/drivers/mmc/mmc_queue.c
index a17423a4ed8f..3e35a43819fb 100644
--- a/drivers/mmc/mmc_queue.c
+++ b/drivers/mmc/mmc_queue.c
@@ -78,8 +78,10 @@ static int mmc_queue_thread(void *d)
                 spin_unlock_irq(q->queue_lock);
 
                 if (!req) {
-                        if (kthread_should_stop())
+                        if (kthread_should_stop()) {
+                                set_current_state(TASK_RUNNING);
                                 break;
+                        }
                         up(&mq->thread_sem);
                         schedule();
                         down(&mq->thread_sem);