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[88.21.205.47]) by smtp.gmail.com with ESMTPSA id a70sm4766584wme.28.2020.03.04.07.33.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2020 07:33:14 -0800 (PST) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH 0/5] hw/scsi/spapr_vscsi: Fix time bomb zero-length array use Date: Wed, 4 Mar 2020 16:33:06 +0100 Message-Id: <20200304153311.22959-1-philmd@redhat.com> X-Mailer: git-send-email 2.21.1 MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8; text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.120 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: Fam Zheng , qemu-ppc@nongnu.org, Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This series fixes a dangerous zero-length array use. Simples patches first to clean the issue in the last patch: dissociate the buffer holding DMA requests with pointer to SRP Information Unit packets. Philippe Mathieu-Daud=C3=A9 (5): hw/scsi/viosrp: Add missing 'hw/scsi/srp.h' include hw/scsi/spapr_vscsi: Use SRP_MAX_IU_LEN instead of sizeof flexible array hw/scsi/spapr_vscsi: Simplify a bit hw/scsi/spapr_vscsi: Introduce req_ui() helper hw/scsi/spapr_vscsi: Do not mix SRP IU size with DMA buffer size hw/scsi/viosrp.h | 4 ++- hw/scsi/spapr_vscsi.c | 60 ++++++++++++++++++++++++------------------- 2 files changed, 37 insertions(+), 27 deletions(-) --=20 2.21.1