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authorPaul Moore <paul.moore@hp.com>2006-10-11 19:10:49 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-10-15 23:14:16 -0700
commitea614d7f4fb2d436b7a5ee490d1011615f6b38d5 (patch)
tree39953be82c3a6fc98cc6257cb965cd1af159fe6f /net
parentbf0edf39296097f20c5fcc4919ed7d339194bd75 (diff)
NetLabel: the CIPSOv4 passthrough mapping does not pass categories correctly
The CIPSO passthrough mapping had a problem when sending categories which would cause no or incorrect categories to be sent on the wire with a packet. This patch fixes the problem which was a simple off-by-one bug. Signed-off-by: Paul Moore <paul.moore@hp.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/cipso_ipv4.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index d19c9ac7727e..e2077a3aa8c0 100644
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -832,8 +832,8 @@ static int cipso_v4_map_cat_rbm_hton(const struct cipso_v4_doi *doi_def,
switch (doi_def->type) {
case CIPSO_V4_MAP_PASS:
- net_spot_max = host_cat_len - 1;
- while (net_spot_max > 0 && host_cat[net_spot_max] == 0)
+ net_spot_max = host_cat_len;
+ while (net_spot_max > 0 && host_cat[net_spot_max - 1] == 0)
net_spot_max--;
if (net_spot_max > net_cat_len)
return -EINVAL;