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V4L/DVB (9931): em28xx: de-obfuscate vidioc_g_ctrl logic

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vidioc_g_ctrl() were using an uneeded confusing logic. Instead, use the
direct approach.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2008-12-22 06:20:32 -03:00
parent 5db0b5e1ad
commit b6070f0756
1 changed files with 4 additions and 8 deletions
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12
drivers/media/video/em28xx/em28xx-video.c
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@ -1057,18 +1057,14 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
rc = check_dev(dev);
if (rc < 0)
return rc;
rc = 0;
mutex_lock(&dev->lock);
if (!dev->board.has_msp34xx)
rc = em28xx_get_ctrl(dev, ctrl);
else
rc = -EINVAL;
if (rc == -EINVAL) {
if (dev->board.has_msp34xx)
em28xx_i2c_call_clients(dev, VIDIOC_G_CTRL, ctrl);
rc = 0;
}
else
rc = em28xx_get_ctrl(dev, ctrl);
mutex_unlock(&dev->lock);
return rc;