[lkml]   [2001]   [Mar]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [CHECKER] 9 potential copy_*_user bugs in 2.4.1
Dawson Engler writes:
> ---------------------------------------------------------
> [UNKNOWN] I'm not sure about this: "csum_partial_*" calls the generic
> cksum routine which does guard against user pointers ---
> is this redundant paranoia in this case?
> /u2/engler/mc/oses/linux/2.4.1/net/ipv4/tcp_output.c:643:tcp_retrans_try_collapse: ERROR:PARAM:651:643: tainted var 'skb_put' (from line 651) used as arg 0 to '__constant_memcpy'

csum_partial_copy_nocheck works on kernel pointers.

David S. Miller
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:29    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean