From: Tomas Hruby <thruby@few.vu.nl>
Date: Tue, 18 Oct 2011 18:21:07 +0000 (+0000)
Subject: VM - vm_unmap() takes SELF as valid argument
X-Git-Tag: v3.2.0~127
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/CHANGES?a=commitdiff_plain;h=88f990e12265c04867235e7d7b3e94a37c36e7cc;p=minix.git

VM - vm_unmap() takes SELF as valid argument
---

diff --git a/servers/vm/mmap.c b/servers/vm/mmap.c
index e458fc5cc..2659b6e45 100644
--- a/servers/vm/mmap.c
+++ b/servers/vm/mmap.c
@@ -294,6 +294,8 @@ PUBLIC int do_shared_unmap(message *m)
 	vir_bytes addr;
 
 	target = m->VMUN_ENDPT;
+	if (target == SELF)
+		target = m->m_source;
 
 	if ((r = vm_isokendpt(target, &n)) != OK)
 		return EINVAL;