From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 2 Jun 2026 06:18:53 +0000 (+0200)
Subject: tool_help: rectify a bad assert
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=7d2382ebfacc7a3c7bdfb47994be9341beee645a;p=thirdparty%2Fcurl.git

tool_help: rectify a bad assert

The condition was wrong, and now it also verifies 'tlen'.

Reported-by: Gao Liyou
Ref: #21825
Closes #21837
---

diff --git a/src/tool_help.c b/src/tool_help.c
index 212972f382..c9d76d5d20 100644
--- a/src/tool_help.c
+++ b/src/tool_help.c
@@ -166,8 +166,9 @@ void inithelpscan(struct scan_ctx *ctx,
   ctx->flen = strlen(arg);
   ctx->endarg = endarg;
   ctx->elen = strlen(endarg);
-  DEBUGASSERT((ctx->elen < sizeof(ctx->rbuf)) ||
-              (ctx->flen < sizeof(ctx->rbuf)));
+  DEBUGASSERT((ctx->elen < sizeof(ctx->rbuf)) &&
+              (ctx->flen < sizeof(ctx->rbuf)) &&
+              (ctx->tlen < sizeof(ctx->rbuf)));
   ctx->show = 0;
   ctx->olen = 0;
   memset(ctx->rbuf, 0, sizeof(ctx->rbuf));