---

yaml --- r: 9811 b: refs/heads/master c: f5154a9 h: refs/heads/master i: 9809: 4058bcf 9807: 79675e9 v: v3
git-mirror · Oct 11, 2005 · a07f0bf · a07f0bf
1 parent f25152e
commit a07f0bf
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9149ccfa3571eaa4a4b444777d67fc4ed3ebcf27
+refs/heads/master: f5154a98a1931641f0448f6512294a15279110d7
diff --git a/trunk/mm/fremap.c b/trunk/mm/fremap.c
@@ -89,6 +89,9 @@ int install_page(struct mm_struct *mm, struct vm_area_struct *vma,
 	size = (i_size_read(inode) + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
 	if (!page->mapping || page->index >= size)
 		goto err_unlock;
+	err = -ENOMEM;
+	if (page_mapcount(page) > INT_MAX/2)
+		goto err_unlock;
 
 	zap_pte(mm, vma, addr, pte);