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authorJulius Volz <juliusv@google.com>2008-09-02 15:55:51 +0200
committerSimon Horman <horms@verge.net.au>2008-09-05 11:17:11 +1000
commita0eb662f9ec8962928d937a185ad128db12c4637 (patch)
treec74d56ed8aa9bf9a2764cfb014469db49cdf5ad5 /net/ipv4/ipvs
parentc6883f587341a3ed113856de8769d0992b4bbd85 (diff)
IPVS: Turn off FTP application helper for IPv6
Immediately return from FTP application helper and do nothing when dealing with IPv6 packets. IPv6 is not supported by this helper yet. Signed-off-by: Julius Volz <juliusv@google.com> Signed-off-by: Simon Horman <horms@verge.net.au>
Diffstat (limited to 'net/ipv4/ipvs')
-rw-r--r--net/ipv4/ipvs/ip_vs_ftp.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/ipv4/ipvs/ip_vs_ftp.c b/net/ipv4/ipvs/ip_vs_ftp.c
index 0c3fbe0de5f..2e7dbd8b73a 100644
--- a/net/ipv4/ipvs/ip_vs_ftp.c
+++ b/net/ipv4/ipvs/ip_vs_ftp.c
@@ -147,6 +147,14 @@ static int ip_vs_ftp_out(struct ip_vs_app *app, struct ip_vs_conn *cp,
unsigned buf_len;
int ret;
+#ifdef CONFIG_IP_VS_IPV6
+ /* This application helper doesn't work with IPv6 yet,
+ * so turn this into a no-op for IPv6 packets
+ */
+ if (cp->af == AF_INET6)
+ return 1;
+#endif
+
*diff = 0;
/* Only useful for established sessions */
@@ -248,6 +256,14 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
__be16 port;
struct ip_vs_conn *n_cp;
+#ifdef CONFIG_IP_VS_IPV6
+ /* This application helper doesn't work with IPv6 yet,
+ * so turn this into a no-op for IPv6 packets
+ */
+ if (cp->af == AF_INET6)
+ return 1;
+#endif
+
/* no diff required for incoming packets */
*diff = 0;