[PATCH] s5p_mfc: handling failed allocation for workqueue

[Insu Yun]

create_singlethread_workqueue() can be failed in memory pressure.

Signed-off-by: Insu Yun <wuni...@gmail.com>
---
 drivers/media/platform/s5p-mfc/s5p_mfc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c 
b/drivers/media/platform/s5p-mfc/s5p_mfc.c
index 927ab49..631aea814 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -1239,6 +1239,10 @@ static int s5p_mfc_probe(struct platform_device *pdev)
 
        dev->hw_lock = 0;
        dev->watchdog_workqueue = create_singlethread_workqueue(S5P_MFC_NAME);
+       if (!dev->watchdog_workqueue) {
+               ret = -ENOMEM;
+               goto err_enc_reg;
+       }
        INIT_WORK(&dev->watchdog_work, s5p_mfc_watchdog_worker);
        atomic_set(&dev->watchdog_cnt, 0);
        init_timer(&dev->watchdog_timer);
-- 
1.9.1