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* mmap.cc (munmap): Check that mmap and munmap length match.

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This commit is contained in:
Christopher Faylor 2000-11-28 21:25:45 +00:00
parent e1a993d549
commit 95ec0f241f
2 changed files with 6 additions and 3 deletions
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4
winsup/cygwin/ChangeLog
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@ -1,3 +1,7 @@
Mon Nov 27 21:09:50 2000 Kelley Cook <kelley.cook@home.com>
* mmap.cc (munmap): Check that mmap and munmap length match.
Tue Nov 28 18:08:00 2000 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_disk_file::open): Check for buggy CreateFile

5
winsup/cygwin/mmap.cc
View File

@ -288,11 +288,10 @@ munmap (caddr_t addr, size_t len)
list *l = mmapped_areas->lists[it];
if (l != 0)
{
int li;
for (li = 0; li < l->nrecs; ++li)
for (int li = 0; li < l->nrecs; ++li)
{
mmap_record rec = l->recs[li];
if (rec.get_address () == addr)
if (rec.get_address () == addr && rec.get_size () == len)
{
int fd = l->fd;
fhandler_disk_file fh_paging_file (NULL);