NekoCWD/libcamera
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libcamera: Always check return value of MediaDevice::acquire()

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In preparation for adding more responsibility to MediaDevice::acquire()
remove unneeded calls to acquire() and release(), and make sure all
needed calls to acquire() are checked and acted on.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Niklas Söderlund 2019-04-14 00:28:53 +02:00
parent b9a47058eb
commit 12053cf8e6
6 changed files with 13 additions and 20 deletions
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6
test/media_device/media_device_link_test.cpp
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@ -51,7 +51,11 @@ class MediaDeviceLinkTest : public Test
return TestSkip;
}
dev_->acquire();
if (!dev_->acquire()) {
cerr << "Unable to acquire media device "
<< dev_->deviceNode() << endl;
return TestSkip;
}
if (dev_->open()) {
cerr << "Failed to open media device at "