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Diffstat (limited to 'src/libcamera/v4l2_videodevice.cpp')
-rw-r--r--src/libcamera/v4l2_videodevice.cpp9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp
index 009f6d55..0830be80 100644
--- a/src/libcamera/v4l2_videodevice.cpp
+++ b/src/libcamera/v4l2_videodevice.cpp
@@ -647,14 +647,17 @@ int V4L2VideoDevice::open()
*/
int V4L2VideoDevice::open(SharedFD handle, enum v4l2_buf_type type)
{
+ int ret;
+
UniqueFD newFd = handle.dup();
if (!newFd.isValid()) {
+ ret = -errno;
LOG(V4L2, Error) << "Failed to duplicate file handle: "
- << strerror(errno);
- return -errno;
+ << strerror(-ret);
+ return ret;
}
- int ret = V4L2Device::setFd(std::move(newFd));
+ ret = V4L2Device::setFd(std::move(newFd));
if (ret < 0) {
LOG(V4L2, Error) << "Failed to set file handle: "
<< strerror(-ret);