diff options
Diffstat (limited to 'tools/libxc/xc_netbsd.c')
| -rw-r--r-- | tools/libxc/xc_netbsd.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/libxc/xc_netbsd.c b/tools/libxc/xc_netbsd.c index 9782a3423a..b6d67bbb8c 100644 --- a/tools/libxc/xc_netbsd.c +++ b/tools/libxc/xc_netbsd.c @@ -96,6 +96,12 @@ static int netbsd_privcmd_hypercall(xc_interface *xch, xc_osdep_handle h, privcm int fd = (int)h; int error = ioctl(fd, IOCTL_PRIVCMD_HYPERCALL, hypercall); + /* + * Since NetBSD ioctl can only return 0 on success or < 0 on + * error, if we want to return a value from ioctl we should + * do so by setting hypercall->retval, to mimic Linux ioctl + * implementation. + */ if (error < 0) return -errno; else |