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* mmap.cc (mmap_record::find_empty): Add input parameter check.
author
corinna
<corinna>
Mon, 5 Nov 2001 20:58:22 +0000
(20:58 +0000)
committer
corinna
<corinna>
Mon, 5 Nov 2001 20:58:22 +0000
(20:58 +0000)
winsup/cygwin/ChangeLog
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winsup/cygwin/mmap.cc
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diff --git
a/winsup/cygwin/ChangeLog
b/winsup/cygwin/ChangeLog
index
1949c5a
..
681b809
100644
(file)
--- a/
winsup/cygwin/ChangeLog
+++ b/
winsup/cygwin/ChangeLog
@@
-1,3
+1,7
@@
+2001-11-05 Corinna Vinschen <corinna@vinschen.de>
+
+ * mmap.cc (mmap_record::find_empty): Add input parameter check.
+
2001-11-04 Christopher Faylor <cgf@redhat.com>
* dtable.cc (dtable::build_fhandler): Fix debug_printf to avoid SEGV
diff --git
a/winsup/cygwin/mmap.cc
b/winsup/cygwin/mmap.cc
index
ab36a52
..
884941a
100644
(file)
--- a/
winsup/cygwin/mmap.cc
+++ b/
winsup/cygwin/mmap.cc
@@
-109,6
+109,8
@@
mmap_record::find_empty (DWORD pages)
DWORD mapped_pages = PAGE_CNT (size_to_map_);
DWORD start;
+ if (pages > mapped_pages)
+ return (DWORD)-1;
for (start = 0; start <= mapped_pages - pages; ++start)
if (!MAP_ISSET (start))
{