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bh=8UDbZPa3zDEE1UUML1O45YWn6QN5yhBRLIdhQszmnhc=; b=ZfAsh+mXoMkAcSPUxFO2dKoo+G9J1jhW6d9tbqEsV1TWQszmzlR/MnqZtht6PJk6nrSTJ8 0GgD47igCBx0qiGT7P27ZuAixM9e2bST/7bh+AL6m+yYce5d2UUW08q9KzAbxTi8wiWYtM N45gY+qllwRJV6J62RZuErd/EuTe+P8= X-MC-Unique: uoT3h1jvPJyFg3Z9Fd8K9A-1 From: P J P To: Paolo Bonzini Subject: [PATCH v2 4/9] prep: add ppc-parity write method Date: Thu, 25 Jun 2020 00:25:18 +0530 Message-Id: <20200624185523.762240-5-ppandit@redhat.com> In-Reply-To: <20200624185523.762240-1-ppandit@redhat.com> References: <20200624185523.762240-1-ppandit@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 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-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; 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charset="utf-8" From: Prasad J Pandit Add ppc-parity mmio write method to avoid NULL pointer dereference issue. Reported-by: Lei Sun Signed-off-by: Prasad J Pandit Acked-by: David Gibson --- hw/ppc/prep_systemio.c | 8 ++++++++ 1 file changed, 8 insertions(+) Update v2: use LOG_GUEST_ERROR -> https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg04975.html diff --git a/hw/ppc/prep_systemio.c b/hw/ppc/prep_systemio.c index bbc51b6e9a..03a2f8af6e 100644 --- a/hw/ppc/prep_systemio.c +++ b/hw/ppc/prep_systemio.c @@ -23,6 +23,7 @@ */ =20 #include "qemu/osdep.h" +#include "qemu/log.h" #include "hw/irq.h" #include "hw/isa/isa.h" #include "hw/qdev-properties.h" @@ -235,8 +236,15 @@ static uint64_t ppc_parity_error_readl(void *opaque, h= waddr addr, return val; } =20 +static void ppc_parity_error_writel(void *opaque, hwaddr addr, + uint64_t data, unsigned size) +{ + qemu_log_mask(LOG_GUEST_ERROR, "%s not implemented\n", __func__); +} + static const MemoryRegionOps ppc_parity_error_ops =3D { .read =3D ppc_parity_error_readl, + .write =3D ppc_parity_error_writel, .valid =3D { .min_access_size =3D 4, .max_access_size =3D 4, --=20 2.26.2