[master] 10749ffe2 Off by one error

[Poul-Henning Kamp]

commit 10749ffe2dacd7744ea94265cf751e5a341d3110
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Wed Dec 1 20:28:01 2021 +0000

    Off by one error

diff --git a/bin/varnishd/cache/cache_shmlog.c b/bin/varnishd/cache/cache_shmlog.c
index 0db4d5284..60187bc33 100644
--- a/bin/varnishd/cache/cache_shmlog.c
+++ b/bin/varnishd/cache/cache_shmlog.c
@@ -475,7 +475,7 @@ VSLbv(struct vsl_log *vsl, enum VSL_tag_e tag, const char *fmt, va_list ap)
 		n = mlen - 1;	/* we truncate long fields */
 	p[n++] = '\0';		/* NUL-terminated */
 	vsl->wlp = vsl_hdr(tag, vsl->wlp, n, vsl->wid);
-	assert(vsl->wlp < vsl->wle);
+	assert(vsl->wlp <= vsl->wle);
 	vsl->wlr++;
 
 	if (DO_DEBUG(DBG_SYNCVSL))