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linux(4): Copyout actual size of addr to the user space in accept().

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Differential Revision:	https://reviews.freebsd.org/D34727
This commit is contained in:
Dmitry Chagin 2022-04-11 23:33:27 +03:00
parent bb0f644cd6
commit 673bce11ce
1 changed files with 3 additions and 5 deletions
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8
sys/compat/linux/linux_socket.c
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@ -1046,11 +1046,9 @@ linux_accept_common(struct thread *td, int s, l_uintptr_t addr,
if (len != 0) {
error = linux_copyout_sockaddr(sa, PTRIN(addr), len);
/*
* XXX: We should also copyout the len, shouldn't we?
*/
if (error == 0)
error = copyout(&len, PTRIN(namelen),
sizeof(len));
if (error != 0) {
fdclose(td, fp, td->td_retval[0]);
td->td_retval[0] = 0;