Revert "ocfs2: fix umask ignored issue"

This reverts commit e1f20b83, upstream
commit 8f1eb487. This commit fixes
702e5bc6 ("ocfs2: use generic posix ACL infrastructure"), which is only
in 3.14.

So this commit should have never been applied to 3.12 and it can
cause sgid inheritance issues.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>

fs/ocfs2/namei.c

@@ -330,8 +330,6 @@ static int ocfs2_mknod(struct inode *dir,
 			mlog_errno(status);
 		goto leave;
 	}
-	/* update inode->i_mode after mask with "umask". */
-	inode->i_mode = mode;
 
 	handle = ocfs2_start_trans(osb, ocfs2_mknod_credits(osb->sb,
 							    S_ISDIR(mode),