[PATCH 1/2] [media] tw5864-core: remove double irq lock code

[Mauro Carvalho Chehab]

As warned by smatch:
        drivers/media/pci/tw5864/tw5864-core.c:160 tw5864_h264_isr() error: 
double lock 'irqsave:flags'
        drivers/media/pci/tw5864/tw5864-core.c:174 tw5864_h264_isr() error: 
double unlock 'irqsave:flags'

Remove the IRQ duplicated lock.

Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
---
 drivers/media/pci/tw5864/tw5864-core.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/media/pci/tw5864/tw5864-core.c 
b/drivers/media/pci/tw5864/tw5864-core.c
index 440cd7bb8d04..e3d884e963c0 100644
--- a/drivers/media/pci/tw5864/tw5864-core.c
+++ b/drivers/media/pci/tw5864/tw5864-core.c
@@ -157,12 +157,10 @@ static void tw5864_h264_isr(struct tw5864_dev *dev)
 
                cur_frame = next_frame;
 
-               spin_lock_irqsave(&input->slock, flags);
                input->frame_seqno++;
                input->frame_gop_seqno++;
                if (input->frame_gop_seqno >= input->gop)
                        input->frame_gop_seqno = 0;
-               spin_unlock_irqrestore(&input->slock, flags);
        } else {
                dev_err(&dev->pci->dev,
                        "Skipped frame on input %d because all buffers busy\n",
-- 
2.7.4

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