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Tue, 30 Jun 2020 12:29:29 +0000 (UTC) From: P J P To: Paolo Bonzini Subject: [PATCH v3 1/9] hw/pci-host: add pci-intack write method Date: Tue, 30 Jun 2020 17:57:02 +0530 Message-Id: <20200630122710.1119158-2-ppandit@redhat.com> In-Reply-To: <20200630122710.1119158-1-ppandit@redhat.com> References: <20200630122710.1119158-1-ppandit@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ppandit@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=205.139.110.120; envelope-from=ppandit@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/30 03:55:26 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, 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_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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 , Prasad J Pandit , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Li Qiang , QEMU Developers , Lei Sun , Alex Williamson , =?UTF-8?q?Alex=20Benn=C3=A9e?= , David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Prasad J Pandit Add pci-intack mmio write method to avoid NULL pointer dereference issue. Reported-by: Lei Sun Reviewed-by: Li Qiang Signed-off-by: Prasad J Pandit --- hw/pci-host/prep.c | 8 ++++++++ 1 file changed, 8 insertions(+) Update v3: Add Reviewed-by: ... -> https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg09395.html diff --git a/hw/pci-host/prep.c b/hw/pci-host/prep.c index 367e408b91..3c8ff6af03 100644 --- a/hw/pci-host/prep.c +++ b/hw/pci-host/prep.c @@ -26,6 +26,7 @@ #include "qemu/osdep.h" #include "qemu-common.h" #include "qemu/units.h" +#include "qemu/log.h" #include "qapi/error.h" #include "hw/pci/pci.h" #include "hw/pci/pci_bus.h" @@ -119,8 +120,15 @@ static uint64_t raven_intack_read(void *opaque, hwaddr addr, return pic_read_irq(isa_pic); } +static void raven_intack_write(void *opaque, hwaddr addr, + uint64_t data, unsigned size) +{ + qemu_log_mask(LOG_UNIMP, "%s not implemented\n", __func__); +} + static const MemoryRegionOps raven_intack_ops = { .read = raven_intack_read, + .write = raven_intack_write, .valid = { .max_access_size = 1, }, -- 2.26.2