2 files changed, 9 insertions(+), 1 deletions(-)

M port/dev.c
M port/devproc.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);

@@ 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();