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-rw-r--r--src/ipa/vimc/vimc.cpp2
-rw-r--r--src/libcamera/base/file.cpp5
-rw-r--r--src/libcamera/media_device.cpp2
-rw-r--r--src/libcamera/pipeline/raspberrypi/dma_heaps.cpp2
4 files changed, 7 insertions, 4 deletions
diff --git a/src/ipa/vimc/vimc.cpp b/src/ipa/vimc/vimc.cpp
index d5fabaf1..2c255778 100644
--- a/src/ipa/vimc/vimc.cpp
+++ b/src/ipa/vimc/vimc.cpp
@@ -168,7 +168,7 @@ void IPAVimc::initTrace()
if (ret)
return;
- ret = ::open(ipa::vimc::VimcIPAFIFOPath.c_str(), O_WRONLY);
+ ret = ::open(ipa::vimc::VimcIPAFIFOPath.c_str(), O_WRONLY | O_CLOEXEC);
if (ret < 0) {
ret = errno;
LOG(IPAVimc, Error) << "Failed to open vimc IPA test FIFO: "
diff --git a/src/libcamera/base/file.cpp b/src/libcamera/base/file.cpp
index fb3e276d..d1ab1aa5 100644
--- a/src/libcamera/base/file.cpp
+++ b/src/libcamera/base/file.cpp
@@ -163,6 +163,9 @@ bool File::exists() const
* attempt to create the file with initial permissions set to 0666 (modified by
* the process' umask).
*
+ * The file is opened with the O_CLOEXEC flag, and will be closed automatically
+ * when a new binary is executed with one of the exec(3) functions.
+ *
* The error() status is updated.
*
* \return True on success, false otherwise
@@ -178,7 +181,7 @@ bool File::open(File::OpenMode mode)
if (mode & OpenModeFlag::WriteOnly)
flags |= O_CREAT;
- fd_ = UniqueFD(::open(name_.c_str(), flags, 0666));
+ fd_ = UniqueFD(::open(name_.c_str(), flags | O_CLOEXEC, 0666));
if (!fd_.isValid()) {
error_ = -errno;
return false;
diff --git a/src/libcamera/media_device.cpp b/src/libcamera/media_device.cpp
index 52c8e66e..2949816b 100644
--- a/src/libcamera/media_device.cpp
+++ b/src/libcamera/media_device.cpp
@@ -477,7 +477,7 @@ int MediaDevice::open()
return -EBUSY;
}
- fd_ = UniqueFD(::open(deviceNode_.c_str(), O_RDWR));
+ fd_ = UniqueFD(::open(deviceNode_.c_str(), O_RDWR | O_CLOEXEC));
if (!fd_.isValid()) {
int ret = -errno;
LOG(MediaDevice, Error)
diff --git a/src/libcamera/pipeline/raspberrypi/dma_heaps.cpp b/src/libcamera/pipeline/raspberrypi/dma_heaps.cpp
index 6b644406..317b1fc1 100644
--- a/src/libcamera/pipeline/raspberrypi/dma_heaps.cpp
+++ b/src/libcamera/pipeline/raspberrypi/dma_heaps.cpp
@@ -37,7 +37,7 @@ namespace RPi {
DmaHeap::DmaHeap()
{
for (const char *name : heapNames) {
- int ret = ::open(name, O_RDWR, 0);
+ int ret = ::open(name, O_RDWR | O_CLOEXEC, 0);
if (ret < 0) {
ret = errno;
LOG(RPI, Debug) << "Failed to open " << name << ": "