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authorFlorin Coras <fcoras@cisco.com>2018-11-02 08:23:58 -0700
committerFlorin Coras <fcoras@cisco.com>2018-11-02 08:26:24 -0700
commit776f3d85ebd4edfb70b0f748890f1efd98d8474c (patch)
tree9a558d2a4151aa2ba09c04e1bb5a012050d6b338 /src
parenteb601240981a02f1baf0d52808503293382f8450 (diff)
tcp: coverity fixes
Change-Id: Ib15d629c5fde7849bfa3307f42659e920eb0f463 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/vnet/tcp/tcp.c14
-rw-r--r--src/vnet/tcp/tcp_input.c2
-rw-r--r--src/vnet/tcp/tcp_output.c2
3 files changed, 9 insertions, 9 deletions
diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c
index ba427b76b1a..1fb95b3ad3a 100644
--- a/src/vnet/tcp/tcp.c
+++ b/src/vnet/tcp/tcp.c
@@ -1798,6 +1798,12 @@ tcp_scoreboard_replay (u8 * s, tcp_connection_t * tc, u8 verbose)
tcp_connection_t _dummy_tc, *dummy_tc = &_dummy_tc;
sack_block_t *block;
+ if (!TCP_SCOREBOARD_TRACE)
+ {
+ s = format (s, "scoreboard tracing not enabled");
+ return s;
+ }
+
if (!tc)
return s;
@@ -1806,13 +1812,7 @@ tcp_scoreboard_replay (u8 * s, tcp_connection_t * tc, u8 verbose)
scoreboard_init (&dummy_tc->sack_sb);
dummy_tc->rcv_opts.flags |= TCP_OPTS_FLAG_SACK;
-/* Since this is also accessible via decl. in tcp.h.
- * Otherwise, it is gated earlier by cli parser.
- */
-#if (!TCP_SCOREBOARD_TRACE)
- s = format (0, "scoreboard tracing not enabled");
- return s;
-#else
+#if TCP_SCOREBOARD_TRACE
trace = tc->sack_sb.trace;
trace_len = vec_len (tc->sack_sb.trace);
#endif
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index fb2f1ddc9ef..21e5f3cdaba 100644
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -1213,7 +1213,7 @@ tcp_do_fastretransmits (tcp_worker_ctx_t * wrk)
_vec_len (wrk->postponed_fast_rxt) = 0;
_vec_len (wrk->pending_fast_rxt) = 0;
- max_burst_size = VLIB_FRAME_SIZE / vec_len (wrk->ongoing_fast_rxt);
+ max_burst_size = VLIB_FRAME_SIZE / vec_len (ongoing_fast_rxt);
max_burst_size = clib_max (max_burst_size, 1);
for (i = 0; i < vec_len (ongoing_fast_rxt); i++)
diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c
index c135a311fb5..78f7c3f8294 100644
--- a/src/vnet/tcp/tcp_output.c
+++ b/src/vnet/tcp/tcp_output.c
@@ -862,7 +862,7 @@ tcp_send_reset_w_pkt (tcp_connection_t * tc, vlib_buffer_t * pkt, u8 is_ip4)
{
flags = TCP_FLAG_RST;
seq = pkt_th->ack_number;
- ack = (tc && tc->state >= TCP_STATE_SYN_RCVD) ? tc->rcv_nxt : 0;
+ ack = (tc->state >= TCP_STATE_SYN_RCVD) ? tc->rcv_nxt : 0;
}
else
{