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d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :mime-version:content-transfer-encoding; bh=8uvWibyA3043TN9A41ujudv50jCmovbNCEmND4LHyHc=; b=FUaZiAwF0gTKsJxr9ppyP+02PZjIv0dxvCKIS0KWiAEOeYQ9uQSe02LmLPBmtNeQlM nhuqt/jA/vhUbHOZsUN+t1BeM97QdAWYQLcH3ANLS5D9yT7lNB+EupVD24QTw8k8TlxV C/MmG6kTH32kCFRKqkCdLRTmiLRLHkeZVJGd2VG0Q5iwoua+UxPyungnWAvcx8nUbW9t LCambq8OHopgKVjaJsna4u+B4GcLYvLFnVl148aJk8OqI2jzrY0u1KZJ98beEzMG7FI2 SAcimqu1NHfMspoW/kU/uwSDP3lxFeZTPYMcZSr8BdKjCkGxH8Tli3DO3J2yARC7lN1X 5sUA== X-Gm-Message-State: AOAM532J02WBbE090iJDCq2mrHNMxU1rd3IXg51X8wZDrxsii7NIyqIo uAcj1+y+dhWIUV4FK1+9C6WQJaG/I8k= X-Google-Smtp-Source: ABdhPJy9KrdGyQTCmgipL3FYCS7bCPZA8KjByZNaTPgHA+VNHysnKrkaAbyhMTVbdCqau6BVPrpbjg== X-Received: by 2002:a17:906:ec9:: with SMTP id u9mr32053954eji.400.1605857511198; Thu, 19 Nov 2020 23:31:51 -0800 (PST) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PATCH] qtest: do not return freed argument vector from qtest_rsp Date: Fri, 20 Nov 2020 08:31:49 +0100 Message-Id: <20201120073149.99079-1-pbonzini@redhat.com> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::644; envelope-from=paolo.bonzini@gmail.com; helo=mail-ej1-x644.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kamil Dudka Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" If expected_args is 0, qtest frees the argument vector and then returns it nevertheless. Coverity complains; in practice this is not an issue because expected_args =3D=3D 0 means that the caller is not interested in the argum= ent vector, but it would be a potential problem if somebody wanted to add commands with optional arguments to qtest. Suggested-by: Kamil Dudka Signed-off-by: Paolo Bonzini Reviewed-by: Markus Armbruster Reviewed-by: Thomas Huth --- tests/qtest/libqtest.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c index be0fb430dd..e49f3a1e45 100644 --- a/tests/qtest/libqtest.c +++ b/tests/qtest/libqtest.c @@ -545,6 +545,7 @@ redo: } } else { g_strfreev(words); + words =3D NULL; } =20 return words; --=20 2.28.0