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authorRobert Watson <rwatson@FreeBSD.org>2001-09-26 20:15:42 +0000
committerRobert Watson <rwatson@FreeBSD.org>2001-09-26 20:15:42 +0000
commit19f1565901e8b66aced13a90ac2b34e4fa4f81ed (patch)
tree19824b8641fb2d7ad8bcbd207478945aba23bd3f
parent8002488bd9001e16e666af320c25ee890a83d839 (diff)
Notes
-rw-r--r--sys/dev/random/randomdev.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/sys/dev/random/randomdev.c b/sys/dev/random/randomdev.c
index a0bd578c76c9..cd6f8739b9c9 100644
--- a/sys/dev/random/randomdev.c
+++ b/sys/dev/random/randomdev.c
@@ -141,17 +141,27 @@ SYSCTL_PROC(_kern_random_sys_harvest, OID_AUTO, interrupt,
static int
random_open(dev_t dev, int flags, int fmt, struct thread *td)
{
- if ((flags & FWRITE) && (securelevel > 0 || suser(td->td_proc)))
- return EPERM;
- else
- return 0;
+ int error;
+
+ if (flags & FWRITE) {
+ error = suser(td->td_proc);
+ if (error)
+ return (error);
+ error = securelevel_gt(td->td_proc->p_ucred, 0);
+ if (error)
+ return (error);
+ }
+ return 0;
}
static int
random_close(dev_t dev, int flags, int fmt, struct thread *td)
{
- if ((flags & FWRITE) && !(securelevel > 0 || suser(td->td_proc)))
- random_reseed();
+ if (flags & FWRITE) {
+ if (!(suser(td->td_proc) ||
+ securelevel_gt(td->td_proc->p_ucred, 0)))
+ random_reseed();
+ }
return 0;
}