V4L/DVB (6382): saa7134: fix NULL dereference at suspend time for cards without IR receiver

Calling saa7134_ir_stop at suspend is no good idea
for saa7134 cards without remote control.

Signed-off-by: Matthias Schwarzott <zzam@gentoo.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index 410242a91f43..a499eea379e6 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -1189,7 +1189,9 @@ static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state)
         del_timer(&dev->video_q.timeout);
         del_timer(&dev->vbi_q.timeout);
         del_timer(&dev->ts_q.timeout);
-        saa7134_ir_stop(dev);
+
+        if (dev->remote)
+                saa7134_ir_stop(dev);
 
         pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
         pci_save_state(pci_dev);