Messages in this thread | | | Date | Thu, 12 Aug 1999 20:33:04 +0200 | From | Manfred Spraul <> | Subject | Re: ext2_file_lseek() |
| |
Alan Cox wrote: > > > But the user could use sys_readp(), and then he can try to read/write such > > data blocks. > > Then sys_pread is buggy and wants fixing. Fair enough.
I wanted to say: This check should be part of ext2_file_write() and ext2_file_read() since testing for huge files in sys_lseek is ineffective. You can easily bypass this check since you can bypass sys_lseek(). (sys_pread, or lseek(MAX-1);write(2), ...).
-- Manfred
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |