git: 90f47ea0d6a5 - stable/13 - sctp: store vtag expire time as time_t

The branch stable/13 has been updated by tuexen:

URL: https://cgit.FreeBSD.org/src/commit/?id=90f47ea0d6a5fe56953ecc8749a11126b874b51d

commit 90f47ea0d6a5fe56953ecc8749a11126b874b51d
Author:     Michael Tuexen <tuexen@FreeBSD.org>
AuthorDate: 2024-05-10 18:25:04 +0000
Commit:     Michael Tuexen <tuexen@FreeBSD.org>
CommitDate: 2024-08-01 21:06:50 +0000

    sctp: store vtag expire time as time_t
    
    Reported by:    Coverity Scan
    CID:            1492525
    CID:            1493239
    
    (cherry picked from commit 42aeb8d490fb7e8f4c9d27b3797179b861bd85e3)
---
 sys/netinet/sctp_pcb.c | 12 ++++++------
 sys/netinet/sctp_pcb.h |  2 +-
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/sys/netinet/sctp_pcb.c b/sys/netinet/sctp_pcb.c
index 5d603a3f26d0..f3b51b796df0 100644
--- a/sys/netinet/sctp_pcb.c
+++ b/sys/netinet/sctp_pcb.c
@@ -4540,7 +4540,7 @@ sctp_del_remote_addr(struct sctp_tcb *stcb, struct sockaddr *remaddr)
 }
 
 static bool
-sctp_is_in_timewait(uint32_t tag, uint16_t lport, uint16_t rport, uint32_t now)
+sctp_is_in_timewait(uint32_t tag, uint16_t lport, uint16_t rport, time_t now)
 {
 	struct sctpvtaghead *chain;
 	struct sctp_tagblock *twait_block;
@@ -4562,7 +4562,7 @@ sctp_is_in_timewait(uint32_t tag, uint16_t lport, uint16_t rport, uint32_t now)
 }
 
 static void
-sctp_set_vtag_block(struct sctp_timewait *vtag_block, uint32_t time,
+sctp_set_vtag_block(struct sctp_timewait *vtag_block, time_t time,
     uint32_t tag, uint16_t lport, uint16_t rport)
 {
 	vtag_block->tv_sec_at_expire = time;
@@ -4577,13 +4577,13 @@ sctp_add_vtag_to_timewait(uint32_t tag, uint16_t lport, uint16_t rport)
 	struct sctpvtaghead *chain;
 	struct sctp_tagblock *twait_block;
 	struct timeval now;
-	uint32_t time;
+	time_t time;
 	int i;
 	bool set;
 
 	SCTP_INP_INFO_WLOCK_ASSERT();
 	(void)SCTP_GETTIME_TIMEVAL(&now);
-	time = (uint32_t)now.tv_sec + SCTP_BASE_SYSCTL(sctp_vtag_time_wait);
+	time = now.tv_sec + SCTP_BASE_SYSCTL(sctp_vtag_time_wait);
 	chain = &SCTP_BASE_INFO(vtag_timewait)[(tag % SCTP_STACK_VTAG_HASH_SIZE)];
 	set = false;
 	LIST_FOREACH(twait_block, chain, sctp_nxt_tagblock) {
@@ -4595,7 +4595,7 @@ sctp_add_vtag_to_timewait(uint32_t tag, uint16_t lport, uint16_t rport)
 				continue;
 			}
 			if ((twait_block->vtag_block[i].v_tag != 0) &&
-			    (twait_block->vtag_block[i].tv_sec_at_expire < (uint32_t)now.tv_sec)) {
+			    (twait_block->vtag_block[i].tv_sec_at_expire < now.tv_sec)) {
 				if (set) {
 					/* Audit expires this guy */
 					sctp_set_vtag_block(twait_block->vtag_block + i, 0, 0, 0, 0);
@@ -6726,7 +6726,7 @@ sctp_is_vtag_good(uint32_t tag, uint16_t lport, uint16_t rport, struct timeval *
 			return (false);
 		}
 	}
-	return (!sctp_is_in_timewait(tag, lport, rport, (uint32_t)now->tv_sec));
+	return (!sctp_is_in_timewait(tag, lport, rport, now->tv_sec));
 }
 
 static void
diff --git a/sys/netinet/sctp_pcb.h b/sys/netinet/sctp_pcb.h
index 4334595f208f..ae062c553a57 100644
--- a/sys/netinet/sctp_pcb.h
+++ b/sys/netinet/sctp_pcb.h
@@ -130,7 +130,7 @@ struct sctp_block_entry {
 };
 
 struct sctp_timewait {
-	uint32_t tv_sec_at_expire;	/* the seconds from boot to expire */
+	time_t tv_sec_at_expire;	/* the seconds from boot to expire */
 	uint32_t v_tag;		/* the vtag that can not be reused */
 	uint16_t lport;		/* the local port used in vtag */
 	uint16_t rport;		/* the remote port used in vtag */