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Index: head/sys/compat/linux/linux_socket.c
===================================================================
--- head/sys/compat/linux/linux_socket.c
+++ head/sys/compat/linux/linux_socket.c
@@ -1471,13 +1471,6 @@
int
linux_getsockopt(struct thread *td, struct linux_getsockopt_args *args)
{
- struct getsockopt_args /* {
- int s;
- int level;
- int name;
- caddr_t val;
- int *avalsize;
- } */ bsd_args;
l_timeval linux_tv;
struct timeval tv;
socklen_t tv_len, xulen, len;
@@ -1485,11 +1478,10 @@
struct sockaddr *sa;
struct xucred xu;
struct l_ucred lxu;
- int error, name, newval;
+ int error, level, name, newval;
- bsd_args.s = args->s;
- bsd_args.level = linux_to_bsd_sockopt_level(args->level);
- switch (bsd_args.level) {
+ level = linux_to_bsd_sockopt_level(args->level);
+ switch (level) {
case SOL_SOCKET:
name = linux_to_bsd_so_sockopt(args->optname);
switch (name) {
@@ -1497,7 +1489,7 @@
/* FALLTHROUGH */
case SO_SNDTIMEO:
tv_len = sizeof(tv);
- error = kern_getsockopt(td, args->s, bsd_args.level,
+ error = kern_getsockopt(td, args->s, level,
name, &tv, UIO_SYSSPACE, &tv_len);
if (error != 0)
return (error);
@@ -1513,9 +1505,9 @@
* LOCAL_PEERCRED is not served at the SOL_SOCKET level,
* but by the Unix socket's level 0.
*/
- bsd_args.level = 0;
+ level = 0;
xulen = sizeof(xu);
- error = kern_getsockopt(td, args->s, bsd_args.level,
+ error = kern_getsockopt(td, args->s, level,
name, &xu, UIO_SYSSPACE, &xulen);
if (error != 0)
return (error);
@@ -1526,7 +1518,7 @@
/* NOTREACHED */
case SO_ERROR:
len = sizeof(newval);
- error = kern_getsockopt(td, args->s, bsd_args.level,
+ error = kern_getsockopt(td, args->s, level,
name, &newval, UIO_SYSSPACE, &len);
if (error != 0)
return (error);
@@ -1553,16 +1545,13 @@
if (name == -1)
return (EINVAL);
- bsd_args.name = name;
- bsd_args.avalsize = PTRIN(args->optlen);
-
if (name == IPV6_NEXTHOP) {
error = copyin(PTRIN(args->optlen), &len, sizeof(len));
if (error != 0)
return (error);
sa = malloc(len, M_SONAME, M_WAITOK);
- error = kern_getsockopt(td, args->s, bsd_args.level,
+ error = kern_getsockopt(td, args->s, level,
name, sa, UIO_SYSSPACE, &len);
if (error != 0)
goto out;
@@ -1577,8 +1566,16 @@
out:
free(sa, M_SONAME);
} else {
- bsd_args.val = PTRIN(args->optval);
- error = sys_getsockopt(td, &bsd_args);
+ if (args->optval) {
+ error = copyin(PTRIN(args->optlen), &len, sizeof(len));
+ if (error != 0)
+ return (error);
+ }
+ error = kern_getsockopt(td, args->s, level,
+ name, PTRIN(args->optval), UIO_USERSPACE, &len);
+ if (error == 0)
+ error = copyout(&len, PTRIN(args->optlen),
+ sizeof(len));
}
return (error);

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