From a830d37ce2d2fce76e66c539a7afd0946f894f36 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Jun 21 2020 10:13:53 +0000
Subject: driver: toks_get_driver_ctx(): enhanced runtime-data sysroot inheritance.


---

diff --git a/src/driver/toks_driver_ctx.c b/src/driver/toks_driver_ctx.c
index 718829b..b885453 100644
--- a/src/driver/toks_driver_ctx.c
+++ b/src/driver/toks_driver_ctx.c
@@ -550,9 +550,11 @@ int toks_get_driver_ctx(
 	if (!(ctx = toks_driver_ctx_alloc(meta,&cctx)))
 		return toks_get_driver_ctx_fail(meta);
 
-	if (ctx->rtdata->hroot && cctx.hroot) {
+	if (ctx->rtdata->hroot && cctx.sysroot) {
 		ntapi->zw_close(ctx->rtdata->hroot);
 		ctx->rtdata->hroot = cctx.hroot;
+	} else {
+		cctx.hroot = ctx->rtdata->hroot;
 	}
 
 	if (cctx.logfile && toks_open_log_file(&hlog,ctx->rtdata->hroot,cctx.logfile,false)) {