diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2024-06-05 10:30:55 +0300 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2024-06-05 12:23:52 +0300 |
| commit | 9c2ca46391ea2ba089d5d082a0dbdd3b15b28498 (patch) | |
| tree | 19b4ceef6c687d85ff9816644b31929b347b9ada /src/libcamera | |
| parent | 98071d3109c131820439f61d9380c0bd4cd2119a (diff) | |
libcamera: dma_buf_allocator: Create memfd with CLOEXEC
Ensure that the memfd file descriptor won't be leaked to child processes
by creating it with MFD_CLOEXEC.
Fixes: ea4baaacc325 ("libcamera: DmaBufAllocator: Support allocating from /dev/udmabuf")
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'src/libcamera')
| -rw-r--r-- | src/libcamera/dma_buf_allocator.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libcamera/dma_buf_allocator.cpp b/src/libcamera/dma_buf_allocator.cpp index 5ae51721..5ec29949 100644 --- a/src/libcamera/dma_buf_allocator.cpp +++ b/src/libcamera/dma_buf_allocator.cpp @@ -132,7 +132,7 @@ UniqueFD DmaBufAllocator::allocFromUDmaBuf(const char *name, std::size_t size) std::size_t pageMask = sysconf(_SC_PAGESIZE) - 1; size = (size + pageMask) & ~pageMask; - int ret = memfd_create(name, MFD_ALLOW_SEALING); + int ret = memfd_create(name, MFD_ALLOW_SEALING | MFD_CLOEXEC); if (ret < 0) { ret = errno; LOG(DmaBufAllocator, Error) |