[master] 23a6dd8 remove superfluous assert

[Nils Goroll]

commit 23a6dd80892179c2e869d94131bd450b5d82fa2d
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Tue Dec 13 16:05:28 2016 +0100

    remove superfluous assert

diff --git a/bin/varnishd/cache/cache_esi_parse.c b/bin/varnishd/cache/cache_esi_parse.c
index 4df0c8c..d2b2306 100644
--- a/bin/varnishd/cache/cache_esi_parse.c
+++ b/bin/varnishd/cache/cache_esi_parse.c
@@ -389,7 +389,6 @@ vep_mark_pending(struct vep_state *vep, const char *p)
 	AN(vep->ver_p);
 	l = p - vep->ver_p;
 	assert(l > 0);
-	assert(l >= 0);
 	vep->crcp = crc32(vep->crcp, (const void *)vep->ver_p, l);
 	vep->ver_p = p;