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[79.176.118.93]) by smtp.gmail.com with ESMTPSA id o7sm879237wrp.23.2020.11.03.20.51.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Nov 2020 20:51:16 -0800 (PST) Date: Tue, 3 Nov 2020 23:51:15 -0500 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Subject: [PULL v2 12/38] hw/smbios: Fix leaked fd in save_opt_one() error path Message-ID: <20201104044937.226370-13-mst@redhat.com> References: <20201104044937.226370-1-mst@redhat.com> MIME-Version: 1.0 In-Reply-To: <20201104044937.226370-1-mst@redhat.com> X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mst@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=63.128.21.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/03 22:09:52 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: Peter Maydell , Igor Mammedov , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= , Laszlo Ersek , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Philippe Mathieu-Daudé Fix the following Coverity issue (RESOURCE_LEAK): CID 1432879: Resource leak Handle variable fd going out of scope leaks the handle. Replace a close() call by qemu_close() since the handle is opened with qemu_open(). Fixes: bb99f4772f5 ("hw/smbios: support loading OEM strings values from a file") Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20201030152742.1553968-1-philmd@redhat.com> Reviewed-by: Stefano Garzarella Reviewed-by: Laszlo Ersek Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/smbios/smbios.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/hw/smbios/smbios.c b/hw/smbios/smbios.c index 8b30906e50..6a3d39793b 100644 --- a/hw/smbios/smbios.c +++ b/hw/smbios/smbios.c @@ -988,16 +988,18 @@ static int save_opt_one(void *opaque, if (ret < 0) { error_setg(errp, "Unable to read from %s: %s", value, strerror(errno)); + qemu_close(fd); return -1; } if (memchr(buf, '\0', ret)) { error_setg(errp, "NUL in OEM strings value in %s", value); + qemu_close(fd); return -1; } g_byte_array_append(data, (guint8 *)buf, ret); } - close(fd); + qemu_close(fd); *opt->dest = g_renew(char *, *opt->dest, (*opt->ndest) + 1); (*opt->dest)[*opt->ndest] = (char *)g_byte_array_free(data, FALSE); -- MST