1 files changed, 4 insertions, 0 deletions

diff --git a/fs/hfs/catalog.c b/fs/hfs/catalog.c
index ba851576ebb1..6d98f116ca03 100644
--- a/fs/hfs/catalog.c
+++ b/fs/hfs/catalog.c
@@ -190,6 +190,10 @@ int hfs_cat_find_brec(struct super_block *sb, u32 cnid,
 
         fd->search_key->cat.ParID = rec.thread.ParID;
         len = fd->search_key->cat.CName.len = rec.thread.CName.len;
+        if (len > HFS_NAMELEN) {
+                printk(KERN_ERR "hfs: bad catalog namelength\n");
+                return -EIO;
+        }
         memcpy(fd->search_key->cat.CName.name, rec.thread.CName.name, len);
         return hfs_brec_find(fd);
 }