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authorPatrick McHardy <kaber@trash.net>2007-08-14 13:14:35 -0700
committerDavid S. Miller <davem@davemloft.net>2007-08-14 13:14:35 -0700
commitaa584eda5d2002097de9f608b362d9150730abd7 (patch)
tree1885f67c19755f4aba3eb20144483bb92966bf52
parent465f90a486cd724d364167747e8b8b9f806fa91a (diff)
[NETFILTER]: nf_conntrack_sip: fix SIP-URI parsing
The userinfo component of a SIP-URI is optional, continue parsing at the beginning of the SIP-URI in case its not found. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/netfilter/nf_conntrack_sip.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 5cc9636e46e..d449fa47491 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -295,6 +295,7 @@ static int epaddr_len(struct nf_conn *ct, const char *dptr,
static int skp_epaddr_len(struct nf_conn *ct, const char *dptr,
const char *limit, int *shift)
{
+ const char *start = dptr;
int s = *shift;
/* Search for @, but stop at the end of the line.
@@ -309,8 +310,10 @@ static int skp_epaddr_len(struct nf_conn *ct, const char *dptr,
if (dptr <= limit && *dptr == '@') {
dptr++;
(*shift)++;
- } else
+ } else {
+ dptr = start;
*shift = s;
+ }
return epaddr_len(ct, dptr, limit, shift);
}