[master] 8c4ae4f0e Revert "fetch: A beresp body cannot be BS_TAKEN"

[Nils Goroll]

commit 8c4ae4f0e1c1990a48884b36e2b3e9acc8d162a1
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Wed Jul 31 20:37:02 2024 +0200

    Revert "fetch: A beresp body cannot be BS_TAKEN"
    
    correct, but bo->htc->body_status is about the be*req* body
    
    This reverts commit f4b045031cbd343fabca4e7d8ef0a7e14c4dbb62.

diff --git a/bin/varnishd/cache/cache_fetch.c b/bin/varnishd/cache/cache_fetch.c
index b56cae814..647201b7a 100644
--- a/bin/varnishd/cache/cache_fetch.c
+++ b/bin/varnishd/cache/cache_fetch.c
@@ -141,11 +141,10 @@ Bereq_Rollback(VRT_CTX)
 	bo = ctx->bo;
 	CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC);
 
-	if (bo->htc != NULL) {
-		assert(bo->htc->body_status != BS_TAKEN);
-		if (bo->htc->body_status != BS_NONE)
-			bo->htc->doclose = SC_RESP_CLOSE;
-	}
+	if (bo->htc != NULL &&
+	    bo->htc->body_status != BS_NONE &&
+	    bo->htc->body_status != BS_TAKEN)
+		bo->htc->doclose = SC_RESP_CLOSE;
 
 	vbf_cleanup(bo);
 	VCL_TaskLeave(ctx, bo->privs);