diff options
| author |   Konstantin Ananyev <konstantin.ananyev@intel.com> | 2016-07-19 00:02:30 +0100 |
|---|---|---|
| committer | Konstantin Ananyev <konstantin.ananyev@intel.com> | 2016-07-19 00:43:03 +0100 |
| commit | 9c7aa95efd1120b3bbe3a214afd9ffb03afa7a6d (patch) | |
| tree | befef0af0ee6bb0202b9890df774d2ba8ce82192 /lib | |
| parent | 3688f046e8b62bce6c4c51b43f48bd5c67a2aaf6 (diff) | |
fix segfault on input packets with invalid checksum
libtle_udp: prevent receive code-path to reference packets
that were already freed.
udpfwd: if input device doesn't support IPV4 checksum offload,
we need to recalculate IPV4 header checksum of the
reassembled packet.
fixes 3395610ea65d ("Initial commit of tldk code").
fixes 8efc4c11464f ("Change libtle_udp to use dring").
Change-Id: I77523b1ba63b0f8d25d5f0b3bc777a338ad8acf5
Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libtle_udp/udp_rxtx.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/libtle_udp/udp_rxtx.c b/lib/libtle_udp/udp_rxtx.c index 7136714..a5b48c8 100644 --- a/lib/libtle_udp/udp_rxtx.c +++ b/lib/libtle_udp/udp_rxtx.c @@ -328,6 +328,7 @@ compress_pkt_list(struct rte_mbuf *pkt[], uint32_t nb_pkt, uint32_t nb_zero) nb_pkt -= j - i; nb_zero -= j - i; + j = i + 1; } } @@ -359,10 +360,10 @@ recv_pkt_process(struct rte_mbuf *m[], uint32_t num, uint32_t type) rte_pktmbuf_free(m[i]); m[i] = NULL; k++; + } else { + m[i]->ol_flags ^= f; + rte_pktmbuf_adj(m[i], _tx_offload_l4_offset(ofl[i])); } - - m[i]->ol_flags ^= f; - rte_pktmbuf_adj(m[i], _tx_offload_l4_offset(ofl[i])); } return k; |