git: 9front

Download patch

ref: 4408ab5d87449c232f324899dcbc1099192f4d0d
parent: e0c1af8d424ccd9c03d024c267c95164d08e3948
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Wed Jul 15 13:09:05 EDT 2015

devproc: make sure statbufread offset wont turn negative

--- a/sys/src/9/port/devproc.c
+++ b/sys/src/9/port/devproc.c
@@ -995,7 +995,7 @@
 		qunlock(&p->debug);
 		poperror();
 
-		if(i <= 0)
+		if(i <= 0 || i > j)
 			return 0;
 		if(i < n)
 			n = i;
--