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| author | Corinna Vinschen <corinna@vinschen.de> | 2001-11-05 20:58:22 +0000 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2001-11-05 20:58:22 +0000 |
| commit | 910e57ec840e03fcbe945ee197598268ba69ed3f (patch) | |
| tree | de4636cc13a11d1dc62aaf54051d13fc86ded0ae /winsup/cygwin/mmap.cc | |
| parent | c7dd4f95118f40d8fcb2f83c11d9419aba5bdef2 (diff) | |
| download | cygnal-910e57ec840e03fcbe945ee197598268ba69ed3f.tar.gz cygnal-910e57ec840e03fcbe945ee197598268ba69ed3f.tar.bz2 cygnal-910e57ec840e03fcbe945ee197598268ba69ed3f.zip | |
* mmap.cc (mmap_record::find_empty): Add input parameter check.
Diffstat (limited to 'winsup/cygwin/mmap.cc')
| -rw-r--r-- | winsup/cygwin/mmap.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/winsup/cygwin/mmap.cc b/winsup/cygwin/mmap.cc index ab36a5234..884941ae4 100644 --- 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)) { |