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authorChristian Ehrhardt <christian.ehrhardt@canonical.com>2019-02-26 09:17:37 +0100
committerChristian Ehrhardt <christian.ehrhardt@canonical.com>2019-02-26 09:21:27 +0100
commit597cb1874068054d4c0be41f161a72ef37888930 (patch)
tree8899c19634bd8e393a8eac05f33925e4d75bd77d /lib/librte_gro/gro_tcp4.c
parent6e7cbd63706f3435b9d9a2057a37db1da01db9a7 (diff)
New upstream version 17.11.5upstream-17.11-stable
Change-Id: I8d2aa1aee2a9a78614dff5a01008f91e88e810c7 Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'lib/librte_gro/gro_tcp4.c')
-rw-r--r--lib/librte_gro/gro_tcp4.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/librte_gro/gro_tcp4.c b/lib/librte_gro/gro_tcp4.c
index 61a04232..d1c6c7de 100644
--- a/lib/librte_gro/gro_tcp4.c
+++ b/lib/librte_gro/gro_tcp4.c
@@ -343,7 +343,8 @@ gro_tcp4_reassemble(struct rte_mbuf *pkt,
struct ipv4_hdr *ipv4_hdr;
struct tcp_hdr *tcp_hdr;
uint32_t sent_seq;
- uint16_t tcp_dl, ip_id;
+ uint16_t ip_id;
+ int32_t tcp_dl;
struct tcp4_key key;
uint32_t cur_idx, prev_idx, item_idx;
@@ -360,10 +361,10 @@ gro_tcp4_reassemble(struct rte_mbuf *pkt,
*/
if (tcp_hdr->tcp_flags != TCP_ACK_FLAG)
return -1;
- /* if payload length is 0, return immediately */
+ /* if payload length is less than or equal to 0, return immediately */
tcp_dl = rte_be_to_cpu_16(ipv4_hdr->total_length) - pkt->l3_len -
pkt->l4_len;
- if (tcp_dl == 0)
+ if (tcp_dl <= 0)
return -1;
ip_id = rte_be_to_cpu_16(ipv4_hdr->packet_id);