dccp: return -EINVAL on invalid feature length

dccp_feat_change() validates length and on error is returning 1.
This happens to work since call chain is checking for 0 == success,
but this is returned to userspace, so make it a real error value.

Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Chris Wright 2008-05-05 13:50:24 -07:00 committed by David S. Miller
parent 7a1aa309f2
commit 19443178fb

View file

@ -32,7 +32,7 @@ int dccp_feat_change(struct dccp_minisock *dmsk, u8 type, u8 feature,
if (len > 3) {
DCCP_WARN("invalid length %d\n", len);
return 1;
return -EINVAL;
}
/* XXX add further sanity checks */