issue: 4607536 Update pcb->last_unsent/last_unacked in tcp_abandon

BasharRadya · galnoam · commit d36215132371 · 2025-09-07T20:49:09.000+03:00
After nullifying pcb-&gt;unsent/unacked we need to nullify
pcb-&gt;last_unsent/last_unacked

Signed-off-by: Bashar Abdelgafer &lt;babdelgafer@nvidia.com&gt;
diff --git a/src/vma/lwip/tcp.c b/src/vma/lwip/tcp.c
@@ -359,10 +359,12 @@ tcp_abandon(struct tcp_pcb *pcb, int reset)
     if (pcb->unacked != NULL) {
       tcp_tx_segs_free(pcb, pcb->unacked);
       pcb->unacked = NULL;
+      pcb->last_unacked = NULL;
     }
     if (pcb->unsent != NULL) {
       tcp_tx_segs_free(pcb, pcb->unsent);
       pcb->unsent = NULL;
+      pcb->last_unsent = NULL;
     }
 #if TCP_QUEUE_OOSEQ    
     if (pcb->ooseq != NULL) {

Original file line number	Diff line number	Diff line change
`@@ -359,10 +359,12 @@ tcp_abandon(struct tcp_pcb *pcb, int reset)`
`359`	`359`	`if (pcb->unacked != NULL) {`
`360`	`360`	`tcp_tx_segs_free(pcb, pcb->unacked);`
`361`	`361`	`pcb->unacked = NULL;`
	`362`	`+ pcb->last_unacked = NULL;`
`362`	`363`	`}`
`363`	`364`	`if (pcb->unsent != NULL) {`
`364`	`365`	`tcp_tx_segs_free(pcb, pcb->unsent);`
`365`	`366`	`pcb->unsent = NULL;`
	`367`	`+ pcb->last_unsent = NULL;`
`366`	`368`	`}`
`367`	`369`	`#if TCP_QUEUE_OOSEQ`
`368`	`370`	`if (pcb->ooseq != NULL) {`