git: 75e7e3ce34d9 - main - unix: fix incorrect assertion in 4682ac697ce

From: Gleb Smirnoff <glebius_at_FreeBSD.org>
Date: Thu, 26 May 2022 18:35:59 UTC
The branch main has been updated by glebius:

URL: https://cgit.FreeBSD.org/src/commit/?id=75e7e3ce34d9782d825f7b3579afd82e3de55b5e

commit 75e7e3ce34d9782d825f7b3579afd82e3de55b5e
Author:     Gleb Smirnoff <glebius@FreeBSD.org>
AuthorDate: 2022-05-26 18:35:05 +0000
Commit:     Gleb Smirnoff <glebius@FreeBSD.org>
CommitDate: 2022-05-26 18:35:05 +0000

    unix: fix incorrect assertion in 4682ac697ce
    
    Pointy hat to:  glebius
    Fixes:          4682ac697ce9b306d11e03a628d1ac07f4b540c8
---
 sys/kern/uipc_usrreq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c
index c9e40c664042..4903120fffeb 100644
--- a/sys/kern/uipc_usrreq.c
+++ b/sys/kern/uipc_usrreq.c
@@ -2015,7 +2015,7 @@ unp_externalize(struct mbuf *control, struct mbuf **controlp, int flags)
 	if (controlp != NULL) /* controlp == NULL => free control messages */
 		*controlp = NULL;
 	while (cm != NULL) {
-		MPASS(clen >= sizeof(*cm) && clen <= cm->cmsg_len);
+		MPASS(clen >= sizeof(*cm) && clen >= cm->cmsg_len);
 
 		data = CMSG_DATA(cm);
 		datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data;