---

yaml --- r: 348928 b: refs/heads/master c: 52441fa h: refs/heads/master v: v3
git-mirror · Jan 3, 2013 · 3215cc2 · 3215cc2
1 parent d5027f0
commit 3215cc2
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f4953fe6c4aeada2d5cafd78aa97587a46d2d8f9
+refs/heads/master: 52441fa8f2f1ccc9fa97607c6ccf8b46b9fd15ae
diff --git a/trunk/kernel/module.c b/trunk/kernel/module.c
@@ -2527,6 +2527,13 @@ static int copy_module_from_fd(int fd, struct load_info *info)
 		err = -EFBIG;
 		goto out;
 	}
+
+	/* Don't hand 0 to vmalloc, it whines. */
+	if (stat.size == 0) {
+		err = -EINVAL;
+		goto out;
+	}
+
 	info->hdr = vmalloc(stat.size);
 	if (!info->hdr) {
 		err = -ENOMEM;