From: Samuel Thibault <samuel.thibault@gnu.org>
To: Sergey Bugaev <bugaevc@gmail.com>
Cc: libc-alpha@sourceware.org, bug-hurd@gnu.org
Subject: Re: [PATCH v2 3/4] hurd: Only deallocate addrport when it's valid
Date: Mon, 24 Apr 2023 22:44:31 +0200 [thread overview]
Message-ID: <20230424204431.c36u3etfo63ns7n7@begin> (raw)
In-Reply-To: <20230423160548.126576-3-bugaevc@gmail.com>
Applied, thanks!
Sergey Bugaev, le dim. 23 avril 2023 19:05:47 +0300, a ecrit:
> Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
> ---
> sysdeps/mach/hurd/recv.c | 3 ++-
> sysdeps/mach/hurd/recvfrom.c | 3 ++-
> sysdeps/mach/hurd/recvmsg.c | 3 ++-
> sysdeps/mach/hurd/sendmsg.c | 5 +++--
> sysdeps/mach/hurd/sendto.c | 2 +-
> 5 files changed, 10 insertions(+), 6 deletions(-)
>
> diff --git a/sysdeps/mach/hurd/recv.c b/sysdeps/mach/hurd/recv.c
> index 3bd5c16f..1783e38d 100644
> --- a/sysdeps/mach/hurd/recv.c
> +++ b/sysdeps/mach/hurd/recv.c
> @@ -54,7 +54,8 @@ __recv (int fd, void *buf, size_t n, int flags)
> if (err)
> return __hurd_sockfail (fd, flags, err);
>
> - __mach_port_deallocate (__mach_task_self (), addrport);
> + if (MACH_PORT_VALID (addrport))
> + __mach_port_deallocate (__mach_task_self (), addrport);
> __vm_deallocate (__mach_task_self (), (vm_address_t) cdata, clen);
>
> if (bufp != buf)
> diff --git a/sysdeps/mach/hurd/recvfrom.c b/sysdeps/mach/hurd/recvfrom.c
> index 1cd5f917..6f2c927a 100644
> --- a/sysdeps/mach/hurd/recvfrom.c
> +++ b/sysdeps/mach/hurd/recvfrom.c
> @@ -94,7 +94,8 @@ __recvfrom (int fd, void *buf, size_t n, int flags, __SOCKADDR_ARG addrarg,
> else if (addr_len != NULL)
> *addr_len = 0;
>
> - __mach_port_deallocate (__mach_task_self (), addrport);
> + if (MACH_PORT_VALID (addrport))
> + __mach_port_deallocate (__mach_task_self (), addrport);
>
> /* Toss control data; we don't care. */
> __vm_deallocate (__mach_task_self (), (vm_address_t) cdata, clen);
> diff --git a/sysdeps/mach/hurd/recvmsg.c b/sysdeps/mach/hurd/recvmsg.c
> index 9a37a053..9cf3de48 100644
> --- a/sysdeps/mach/hurd/recvmsg.c
> +++ b/sysdeps/mach/hurd/recvmsg.c
> @@ -135,7 +135,8 @@ __libc_recvmsg (int fd, struct msghdr *message, int flags)
> else if (message->msg_name != NULL)
> message->msg_namelen = 0;
>
> - __mach_port_deallocate (__mach_task_self (), aport);
> + if (MACH_PORT_VALID (aport))
> + __mach_port_deallocate (__mach_task_self (), aport);
>
> if (buf == data)
> buf += len;
> diff --git a/sysdeps/mach/hurd/sendmsg.c b/sysdeps/mach/hurd/sendmsg.c
> index 2f19797b..f9ad7699 100644
> --- a/sysdeps/mach/hurd/sendmsg.c
> +++ b/sysdeps/mach/hurd/sendmsg.c
> @@ -198,8 +198,9 @@ __libc_sendmsg (int fd, const struct msghdr *message, int flags)
> message->msg_controllen,
> &amount);
> LIBC_CANCEL_RESET (cancel_oldtype);
> - __mach_port_deallocate (__mach_task_self (),
> - aport);
> + if (MACH_PORT_VALID (aport))
> + __mach_port_deallocate (__mach_task_self (),
> + aport);
> }
> err;
> }));
> diff --git a/sysdeps/mach/hurd/sendto.c b/sysdeps/mach/hurd/sendto.c
> index 5a960de8..777af1c4 100644
> --- a/sysdeps/mach/hurd/sendto.c
> +++ b/sysdeps/mach/hurd/sendto.c
> @@ -94,7 +94,7 @@ __sendto (int fd,
> err;
> }));
>
> - if (aport != MACH_PORT_NULL)
> + if (MACH_PORT_VALID (aport))
> __mach_port_deallocate (__mach_task_self (), aport);
>
> return err ? __hurd_sockfail (fd, flags, err) : wrote;
> --
> 2.40.0
>
--
Samuel
---
Pour une évaluation indépendante, transparente et rigoureuse !
Je soutiens la Commission d'Évaluation de l'Inria.
next prev parent reply other threads:[~2023-04-24 20:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-23 16:05 [PATCH v2 1/4] hurd: Don't pass FD_CLOEXEC in CMSG_DATA Sergey Bugaev
2023-04-23 16:05 ` [PATCH v2 2/4] hurd: Implement MSG_CMSG_CLOEXEC Sergey Bugaev
2023-04-24 21:10 ` Samuel Thibault
2023-04-24 21:35 ` Sergey Bugaev
2023-04-24 22:18 ` Samuel Thibault
2023-04-23 16:05 ` [PATCH v2 3/4] hurd: Only deallocate addrport when it's valid Sergey Bugaev
2023-04-24 20:44 ` Samuel Thibault [this message]
2023-04-23 16:05 ` [PATCH v2 4/4] socket: Add a test for MSG_CMSG_CLOEXEC Sergey Bugaev
2023-04-24 22:21 ` Samuel Thibault
2023-04-24 21:01 ` [PATCH v2 1/4] hurd: Don't pass FD_CLOEXEC in CMSG_DATA Samuel Thibault
2023-04-24 21:13 ` Sergey Bugaev
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