ref: 50df2e88080eec62a3f42aa277528bf2aa22d37a
parent: 490ee029edb239129685ecf80264a93ff1d0a24f
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sat Mar 7 18:58:47 EST 2020
devproc: don't allow /proc/$pid/ctl to be opens for reading
--- a/sys/src/9/port/devproc.c
+++ b/sys/src/9/port/devproc.c
@@ -447,7 +447,6 @@
case Qnoteid:
if(omode == OREAD)
break;
- case Qctl:
case Qnote:
if(p->kp)
error(Eperm);
@@ -457,6 +456,11 @@
if(p->kp || omode != OWRITE)
error(Eperm);
pid = p->noteid;
+ break;
+
+ case Qctl:
+ if(p->kp || omode != OWRITE)
+ error(Eperm);
break;
case Qmem:
--
⑨