From ced466f1c36b364bb5d577f3ee8067561d002842 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Sat, 24 Jul 1999 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1999-07-24

---
 port/dev.c     | 2 +-
 port/devproc.c | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/port/dev.c b/port/dev.c
index 6b3838cd96ba484bdc7ac2017fe7de88c63ebaae..24e98f17f9c6f537ff1ad9775877bbb20b5b527f 100644
--- a/port/dev.c
+++ b/port/dev.c
@@ -146,7 +146,7 @@ devstat(Chan *c, char *db, Dirtab *tab, int ntab, Devgen *gen)
 					elem = "/";
 				else
 					for(elem=p=c->name->s; *p; p++)
-						if(*p = '/')
+						if(*p == '/')
 							elem = p+1;
 				devdir(c, c->qid, elem, i*DIRLEN, eve, CHDIR|0555, &dir);
 				convD2M(&dir, db);
diff --git a/port/devproc.c b/port/devproc.c
index 9721564371e864f3220d90e4b79a1cc36213a0c5..c2a402d9fe044a995bc4ef28d6d5a579474dba06 100644
--- a/port/devproc.c
+++ b/port/devproc.c
@@ -255,6 +255,14 @@ procwstat(Chan *c, char *db)
 		error(Eperm);
 
 	convM2D(db, &d);
+	if(strcmp(d.uid, p->user) != 0){
+		if(strcmp(up->user, eve) != 0)
+			error(Eperm);
+		else {
+			strncpy(p->user, d.uid, sizeof(p->user));
+			p->user[sizeof(p->user)-1] = 0;
+		}
+	}
 	p->procmode = d.mode&0777;
 
 	poperror();