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authorBenoît Ganne <bganne@cisco.com>2020-07-28 15:56:15 +0200
committerDave Wallace <dwallacelf@gmail.com>2020-07-29 02:34:11 +0000
commitbdd8b5736d6bdc322b36b8f16774b9b25f5bb121 (patch)
tree13511bdb4f2f79e1b8ee1837da1c15453d72e0e5 /src/vnet/ipsec
parentd75213fe8751fe918ae7e8f9ea1e3cd82a04e6f6 (diff)
ipsec: fix cli uninitialized parameters
Type: fix Change-Id: Ia5c1f928f6752314b278127d2446e973f03a5da8 Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src/vnet/ipsec')
-rw-r--r--src/vnet/ipsec/ipsec_cli.c52
1 files changed, 37 insertions, 15 deletions
diff --git a/src/vnet/ipsec/ipsec_cli.c b/src/vnet/ipsec/ipsec_cli.c
index 4d452d53d22..01d4b759d27 100644
--- a/src/vnet/ipsec/ipsec_cli.c
+++ b/src/vnet/ipsec/ipsec_cli.c
@@ -89,6 +89,7 @@ ipsec_sa_add_del_command_fn (vlib_main_t * vm,
u32 id, spi, salt, sai;
u16 udp_src, udp_dst;
int is_add, rv;
+ u32 m_args = 0;
salt = 0;
error = NULL;
@@ -105,11 +106,17 @@ ipsec_sa_add_del_command_fn (vlib_main_t * vm,
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (line_input, "add %u", &id))
- is_add = 1;
+ {
+ is_add = 1;
+ m_args |= 1 << 0;
+ }
else if (unformat (line_input, "del %u", &id))
- is_add = 0;
+ {
+ is_add = 0;
+ m_args |= 1 << 0;
+ }
else if (unformat (line_input, "spi %u", &spi))
- ;
+ m_args |= 1 << 1;
else if (unformat (line_input, "salt 0x%x", &salt))
;
else if (unformat (line_input, "esp"))
@@ -147,13 +154,28 @@ ipsec_sa_add_del_command_fn (vlib_main_t * vm,
}
}
+ if (!(m_args & 1))
+ {
+ error = clib_error_return (0, "missing id");
+ goto done;
+ }
+
if (is_add)
- rv = ipsec_sa_add_and_lock (id, spi, proto, crypto_alg,
- &ck, integ_alg, &ik, flags,
- 0, clib_host_to_net_u32 (salt),
- &tun_src, &tun_dst, &sai, udp_src, udp_dst);
+ {
+ if (!(m_args & 2))
+ {
+ error = clib_error_return (0, "missing spi");
+ goto done;
+ }
+ rv = ipsec_sa_add_and_lock (id, spi, proto, crypto_alg,
+ &ck, integ_alg, &ik, flags,
+ 0, clib_host_to_net_u32 (salt),
+ &tun_src, &tun_dst, &sai, udp_src, udp_dst);
+ }
else
- rv = ipsec_sa_unlock_id (id);
+ {
+ rv = ipsec_sa_unlock_id (id);
+ }
if (rv)
error = clib_error_return (0, "failed");
@@ -756,10 +778,10 @@ create_ipsec_tunnel_command_fn (vlib_main_t * vm,
ipsec_crypto_alg_t crypto_alg = IPSEC_CRYPTO_ALG_NONE;
ipsec_integ_alg_t integ_alg = IPSEC_INTEG_ALG_NONE;
ipsec_sa_flags_t flags;
- u32 local_spi, remote_spi, salt, table_id, fib_index;
+ u32 local_spi, remote_spi, salt = 0, table_id, fib_index;
u32 instance = ~0;
int rv;
- u32 num_m_args = 0;
+ u32 m_args = 0;
u8 ipv4_set = 0;
u8 ipv6_set = 0;
u8 is_add = 1;
@@ -783,7 +805,7 @@ create_ipsec_tunnel_command_fn (vlib_main_t * vm,
IP46_TYPE_ANY))
{
ip46_address_is_ip4 (&local_ip) ? (ipv4_set = 1) : (ipv6_set = 1);
- num_m_args++;
+ m_args |= 1 << 0;
}
else
if (unformat
@@ -791,12 +813,12 @@ create_ipsec_tunnel_command_fn (vlib_main_t * vm,
IP46_TYPE_ANY))
{
ip46_address_is_ip4 (&remote_ip) ? (ipv4_set = 1) : (ipv6_set = 1);
- num_m_args++;
+ m_args |= 1 << 1;
}
else if (unformat (line_input, "local-spi %u", &local_spi))
- num_m_args++;
+ m_args |= 1 << 2;
else if (unformat (line_input, "remote-spi %u", &remote_spi))
- num_m_args++;
+ m_args |= 1 << 3;
else if (unformat (line_input, "salt 0x%x", &salt))
;
else if (unformat (line_input, "udp-encap"))
@@ -843,7 +865,7 @@ create_ipsec_tunnel_command_fn (vlib_main_t * vm,
}
}
- if (num_m_args < 4)
+ if (0xf != m_args)
{
error = clib_error_return (0, "mandatory argument(s) missing");
goto done;