From: Nick Terrell <terrelln@fb.com>
Date: Tue, 5 Sep 2017 18:18:13 +0000 (-0700)
Subject: [POOL] Allow free on NULL when multithreading is disabled
X-Git-Tag: fuzz-corpora2~24^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=refs%2Fpull%2F832%2Fhead;p=thirdparty%2Fzstd.git

[POOL] Allow free on NULL when multithreading is disabled
---

diff --git a/lib/common/pool.c b/lib/common/pool.c
index 9567d112f..d7080f034 100644
--- a/lib/common/pool.c
+++ b/lib/common/pool.c
@@ -236,7 +236,7 @@ POOL_ctx* POOL_create_advanced(size_t numThreads, size_t queueSize, ZSTD_customM
 }
 
 void POOL_free(POOL_ctx* ctx) {
-    assert(ctx == &g_ctx);
+    assert(!ctx || ctx == &g_ctx);
     (void)ctx;
 }