[libcamera-devel] [PATCH v4 11/22] libcamera: ipc_unixsocket: Fix file descriptor leak
Jacopo Mondi
jacopo at jmondi.org
Tue Nov 30 08:56:17 CET 2021
Hi Laurent
On Tue, Nov 30, 2021 at 05:38:09AM +0200, Laurent Pinchart wrote:
> The file descriptor created for the remote side of the socket is passed
> to the forked process, but never closed. Fix the leak.
>
> The fix can be tested by running the unixsocket_ipc unit test under
> valgrind with `valgrind --track-fds=yes ./test/ipc/unixsocket_ipc`.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo at jmondi.org>
Thanks
j
> ---
> src/libcamera/ipc_pipe_unixsocket.cpp | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/libcamera/ipc_pipe_unixsocket.cpp b/src/libcamera/ipc_pipe_unixsocket.cpp
> index 65277500ff42..3ef907090131 100644
> --- a/src/libcamera/ipc_pipe_unixsocket.cpp
> +++ b/src/libcamera/ipc_pipe_unixsocket.cpp
> @@ -38,7 +38,7 @@ IPCPipeUnixSocket::IPCPipeUnixSocket(const char *ipaModulePath,
> }
> socket_->readyRead.connect(this, &IPCPipeUnixSocket::readyRead);
> args.push_back(std::to_string(fd.get()));
> - fds.push_back(fd.release());
> + fds.push_back(fd.get());
>
> proc_ = std::make_unique<Process>();
> int ret = proc_->start(ipaProxyWorkerPath, args, fds);
> --
> Regards,
>
> Laurent Pinchart
>
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