From 46b7cc56859e7ddfdb98444d39f02ce53f96339f Mon Sep 17 00:00:00 2001
From: Maksym Planeta <mcsim.planeta@gmail.com>
Date: Sun, 7 Oct 2012 21:24:57 +0300
Subject: Add assertion to check if inode number is correct.

* ext2fs/getblk.c (inode_getblk): Function is changed.
---
 ext2fs/getblk.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'ext2fs/getblk.c')

diff --git a/ext2fs/getblk.c b/ext2fs/getblk.c
index 8dac694c..63443bce 100644
--- a/ext2fs/getblk.c
+++ b/ext2fs/getblk.c
@@ -122,6 +122,8 @@ inode_getblk (struct node *node, int nr, int create, int zero,
   block_t hint;
 #endif
 
+  assert (0 <= nr && nr < EXT2_N_BLOCKS);
+
   *result = node->dn->info.i_data[nr];
   if (*result)
     return 0;
-- 
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