Revert "tracefs: Have tracefs directories not set OTH permission bits by default"

This reverts commit 9c5e06386a8bf7b825cadef5325987a870eb2cd0.

Bug: 214061655
Signed-off-by: JohnnLee <johnnlee@google.com>
Change-Id: I599bfb51f20ee7f4c796ff56e350dc181a51509d
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 985cccf..21d36d2 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -429,8 +429,7 @@
 	if (unlikely(!inode))
 		return failed_creating(dentry);
 
-	/* Do not set bits for OTH */
-	inode->i_mode = S_IFDIR | S_IRWXU | S_IRUSR| S_IRGRP | S_IXUSR | S_IXGRP;
+	inode->i_mode = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO;
 	inode->i_op = ops;
 	inode->i_fop = &simple_dir_operations;