---

yaml --- r: 70678 b: refs/heads/master c: 80eb68d h: refs/heads/master v: v3
git-mirror · Oct 17, 2007 · 347dae1 · 347dae1
1 parent baa13e4
commit 347dae1
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a6cd6bf9f8cab154a4a086fe786bd7422954d8dc
+refs/heads/master: 80eb68d23897126e7f25e2b3689bc27fb8cdde17
diff --git a/trunk/fs/reiserfs/dir.c b/trunk/fs/reiserfs/dir.c
@@ -121,6 +121,16 @@ static int reiserfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
 					continue;
 				d_reclen = entry_length(bh, ih, entry_num);
 				d_name = B_I_DEH_ENTRY_FILE_NAME(bh, ih, deh);
+
+				if (d_reclen <= 0 ||
+				    d_name + d_reclen > bh->b_data + bh->b_size) {
+					/* There is corrupted data in entry,
+					 * We'd better stop here */
+					pathrelse(&path_to_entry);
+					ret = -EIO;
+					goto out;
+				}
+
 				if (!d_name[d_reclen - 1])
 					d_reclen = strlen(d_name);