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| author | Niklas Söderlund <niklas.soderlund@ragnatech.se> | 2020-04-29 14:40:35 +0200 |
|---|---|---|
| committer | Niklas Söderlund <niklas.soderlund@ragnatech.se> | 2020-05-01 12:24:07 +0200 |
| commit | dee99d47267e9d9204884b2ff798cd02eb5914f2 (patch) | |
| tree | 9e274e924f1949964809cd2800678d9fbfe3dd95 /src/qcam | |
| parent | d29c32135709b18f430b75b8f9fc2592a5915149 (diff) | |
qcam: Check that camera can generate configuration from roles
If the camera can not generate a configuration from the requested roles
it returns a nullptr which leads to a nullptr dereference. Fix this by
adding a check that the camera generated a configuration before trying
to access it.
Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src/qcam')
| -rw-r--r-- | src/qcam/main_window.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/qcam/main_window.cpp b/src/qcam/main_window.cpp index 74427592..b9348111 100644 --- a/src/qcam/main_window.cpp +++ b/src/qcam/main_window.cpp @@ -296,6 +296,10 @@ int MainWindow::startCapture() /* Configure the camera. */ config_ = camera_->generateConfiguration(roles); + if (!config_) { + qWarning() << "Failed to generate configuration from roles"; + return -EINVAL; + } StreamConfiguration &cfg = config_->at(0); |