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-rw-r--r--winsup/cygwin/mmap.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/winsup/cygwin/mmap.cc b/winsup/cygwin/mmap.cc
index 7d8809e47..6af4946a7 100644
--- a/winsup/cygwin/mmap.cc
+++ b/winsup/cygwin/mmap.cc
@@ -600,7 +600,7 @@ mmap64 (caddr_t addr, size_t len, int prot, int flags, int fd, _off64_t off)
}
/* Insert into the list */
- mmap_record *rec = map_list->add_record (mmap_rec, off, len);
+ mmap_record *rec = map_list->add_record (mmap_rec, off, len > gran_len ? gran_len : len);
caddr_t ret = rec->get_address () + (off - gran_off);
syscall_printf ("%x = mmap() succeeded", ret);
ReleaseResourceLock (LOCK_MMAP_LIST, READ_LOCK | WRITE_LOCK, "mmap");