From 7718d53612105ea2325a751af111d2136f0f37cf Mon Sep 17 00:00:00 2001
From: Xingrui Yi <yixingrui@linux.alibaba.com>
Date: Tue, 24 Sep 2024 14:11:51 +0800
Subject: [PATCH] [devel-8.2][Hygon][HCT] Fix for vfio based mediated hct

Fix for vfio based mediated hct in index_value

Signed-off-by: Mingkai Xu <xumingkai.xmk@alibaba-inc.com>
---
 hw/vfio/hct.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/vfio/hct.c b/hw/vfio/hct.c
index fb429271bb4..2f40bf5c939 100644
--- a/hw/vfio/hct.c
+++ b/hw/vfio/hct.c
@@ -248,6 +248,7 @@ static int hct_get_ccp_index(HCTDevState *state)
         return -errno;
     }
 
+    memset(buf, 0, sizeof(buf));
     ret = read(fd, buf, sizeof(buf));
     if (ret < 0) {
         ret = -errno;
-- 
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