blob: 648360f332d49cadeed21fa531f2569deee25a50 [file] [log] [blame]
From 75690b2683667be5535ac6243438115dc9c40f6a Mon Sep 17 00:00:00 2001
From: Florian Mayer <fmayer@google.com>
Date: Wed, 16 Mar 2022 16:38:36 -0700
Subject: [PATCH] Fix out of bounds in infcover.c.
---
test/infcover.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/test/infcover.c b/test/infcover.c
index 2be01646c..a6d83693c 100644
--- a/test/infcover.c
+++ b/test/infcover.c
@@ -373,7 +373,9 @@ local void cover_support(void)
mem_setup(&strm);
strm.avail_in = 0;
strm.next_in = Z_NULL;
- ret = inflateInit_(&strm, ZLIB_VERSION - 1, (int)sizeof(z_stream));
+ char versioncpy[] = ZLIB_VERSION;
+ versioncpy[0] -= 1;
+ ret = inflateInit_(&strm, versioncpy, (int)sizeof(z_stream));
assert(ret == Z_VERSION_ERROR);
mem_done(&strm, "wrong version");