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noux: calculate rm::attach parameters correctly

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Previous commit denies the creation of regions larger then the dataspace.
Noux does it by setting the default size to the dataspace size without
subtracting the offset.

Fixes #591
This commit is contained in:
Alexander Boettcher 2013-07-29 14:18:14 +02:00 committed by Norman Feske
parent 717be91e16
commit 01d267e551
1 changed files with 6 additions and 3 deletions
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9
ports/src/noux/rm_session_component.h
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@ -189,8 +189,11 @@ namespace Noux {
Local_addr local_addr = (addr_t)0,
bool executable = false)
{
if (size == 0)
size = Dataspace_client(ds).size();
/*
* Rm_session substracts offset from size if size is 0
*/
if (size == 0)
size = Dataspace_client(ds).size() - offset;
/*
* XXX look if we can identify the specified dataspace.
@ -202,7 +205,7 @@ namespace Noux {
executable);
/*
* Record attachement for later replay (needed during
* Record attachment for later replay (needed during
* fork)
*/
_regions.insert(new (env()->heap())