---

yaml --- r: 174387 b: refs/heads/master c: 1585d8d h: refs/heads/master i: 174385: ba15539 174383: aabdc8e v: v3
git-mirror · Nov 23, 2009 · c4e9d54 · c4e9d54
1 parent 269575d
commit c4e9d54
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6eebee625544ac4ef1d805da942f463275bd6caa
+refs/heads/master: 1585d8d89ae1791d8f957731f5655700fbcc5664
diff --git a/trunk/fs/ext4/block_validity.c b/trunk/fs/ext4/block_validity.c
@@ -228,6 +228,7 @@ int ext4_data_block_valid(struct ext4_sb_info *sbi, ext4_fsblk_t start_blk,
 	struct rb_node *n = sbi->system_blks.rb_node;
 
 	if ((start_blk <= le32_to_cpu(sbi->s_es->s_first_data_block)) ||
+	    (start_blk + count < start_blk) ||
 	    (start_blk + count > ext4_blocks_count(sbi->s_es)))
 		return 0;
 	while (n) {