30 lines
782 B
Diff
30 lines
782 B
Diff
From ab8f65fb586af52d647de0f59b51c2fd6b4439a9 Mon Sep 17 00:00:00 2001
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From: g00525463 <guoshipeng@huawei.com>
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Date: Mon, 28 Jun 2021 11:42:30 +0800
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Subject: [PATCH 2/2] [Huawei]add null-dereference check in SQLRowCount
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Offering: GaussDB Kernel
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More detail: check null cases to avoid crash
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---
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DriverManager/SQLRowCount.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/DriverManager/SQLRowCount.c b/DriverManager/SQLRowCount.c
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index fa53158..fcee5a9 100644
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--- a/DriverManager/SQLRowCount.c
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+++ b/DriverManager/SQLRowCount.c
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@@ -139,6 +139,9 @@ SQLRETURN SQLRowCount( SQLHSTMT statement_handle,
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SQLRETURN ret;
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SQLCHAR s1[ 100 + LOG_MESSAGE_LEN ];
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+ if (!rowcount) {
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+ return SQL_ERROR;
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+ }
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/*
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* check statement
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*/
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--
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2.23.0
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