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hurd: Only deallocate addrport when it's valid
Signed-off-by: Sergey Bugaev <bugaevc@gmail.com> Message-Id: <20230423160548.126576-3-bugaevc@gmail.com>
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@ -54,7 +54,8 @@ __recv (int fd, void *buf, size_t n, int flags)
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if (err)
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return __hurd_sockfail (fd, flags, err);
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__mach_port_deallocate (__mach_task_self (), addrport);
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if (MACH_PORT_VALID (addrport))
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__mach_port_deallocate (__mach_task_self (), addrport);
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__vm_deallocate (__mach_task_self (), (vm_address_t) cdata, clen);
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if (bufp != buf)
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@ -94,7 +94,8 @@ __recvfrom (int fd, void *buf, size_t n, int flags, __SOCKADDR_ARG addrarg,
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else if (addr_len != NULL)
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*addr_len = 0;
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__mach_port_deallocate (__mach_task_self (), addrport);
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if (MACH_PORT_VALID (addrport))
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__mach_port_deallocate (__mach_task_self (), addrport);
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/* Toss control data; we don't care. */
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__vm_deallocate (__mach_task_self (), (vm_address_t) cdata, clen);
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@ -135,7 +135,8 @@ __libc_recvmsg (int fd, struct msghdr *message, int flags)
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else if (message->msg_name != NULL)
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message->msg_namelen = 0;
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__mach_port_deallocate (__mach_task_self (), aport);
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if (MACH_PORT_VALID (aport))
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__mach_port_deallocate (__mach_task_self (), aport);
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if (buf == data)
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buf += len;
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@ -195,8 +195,9 @@ __libc_sendmsg (int fd, const struct msghdr *message, int flags)
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message->msg_controllen,
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&amount);
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LIBC_CANCEL_RESET (cancel_oldtype);
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__mach_port_deallocate (__mach_task_self (),
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aport);
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if (MACH_PORT_VALID (aport))
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__mach_port_deallocate (__mach_task_self (),
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aport);
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}
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err;
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}));
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@ -94,7 +94,7 @@ __sendto (int fd,
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err;
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}));
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if (aport != MACH_PORT_NULL)
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if (MACH_PORT_VALID (aport))
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__mach_port_deallocate (__mach_task_self (), aport);
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return err ? __hurd_sockfail (fd, flags, err) : wrote;
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