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Make cap_rights_limit() work for CloudABI processes.

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Call into the recently introduced kern_cap_rights_limit() function to
restrict rights.
This commit is contained in:
Ed Schouten 2015-08-11 08:44:19 +00:00
parent aa04a06df5
commit 65c17fe451
1 changed files with 8 additions and 0 deletions
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8
sys/compat/cloudabi/cloudabi_fd.c
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@ -523,6 +523,7 @@ cloudabi_sys_fd_stat_put(struct thread *td,
struct cloudabi_sys_fd_stat_put_args *uap)
{
cloudabi_fdstat_t fsb;
cap_rights_t rights;
int error, oflags;
error = copyin(uap->buf, &fsb, sizeof(fsb));
@ -540,6 +541,13 @@ cloudabi_sys_fd_stat_put(struct thread *td,
CLOUDABI_FDFLAG_DSYNC | CLOUDABI_FDFLAG_RSYNC))
oflags |= O_SYNC;
return (kern_fcntl(td, uap->fd, F_SETFL, oflags));
} else if (uap->flags == CLOUDABI_FDSTAT_RIGHTS) {
/* Convert rights. */
error = cloudabi_convert_rights(
fsb.fs_rights_base | fsb.fs_rights_inheriting, &rights);
if (error != 0)
return (error);
return (kern_cap_rights_limit(td, uap->fd, &rights));
}
return (EINVAL);
}