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Sat, 23 May 2026 16:27:37 +0000 (GMT) Received: from Mac.com (unknown [9.124.217.135]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Sat, 23 May 2026 16:27:36 +0000 (GMT) From: Harsh Prateek Bora To: qemu-devel@nongnu.org Cc: Shivang Upadhyay , Aditya Gupta , Peter Maydell Subject: [PULL 2/5] ppc/pnv: Fix uninitialized MpiplProcDumpArea struct Date: Sat, 23 May 2026 21:57:21 +0530 Message-ID: <20260523162724.95229-3-harshpb@linux.ibm.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260523162724.95229-1-harshpb@linux.ibm.com> References: <20260523162724.95229-1-harshpb@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: wWv0ijXGon0za1QPsZfm1zZPN4NdyZ9d X-Authority-Analysis: v=2.4 cv=Sq2gLvO0 c=1 sm=1 tr=0 ts=6a11d57e cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=NGcC8JguVDcA:10 a=f7IdgyKtn90A:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=U7nrCbtTmkRpXpFmAIza:22 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=KKAkSRfTAAAA:8 a=2nFqyGsmG02ODFuZbPAA:9 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTIzMDE2NSBTYWx0ZWRfXybkib6h23i/K G2dmpDf/NEHwIITzg27S+PirVB+SeLMKvGG+hxerviSW5OVZGdIOQu79cqiceQQg8lRHlPbP+jT 5i2uTHzfWVgLeCyLkKVYkdIycGwhP6SlUr9G1Ecv/3OTD+6qTxwD9Q/ykanQJcnOdrC7nJKD8LM JF6IhLF7z04c6GYNpnF6UjBvgPfsBp6MXlNMQ7kdHnV/fQLyrpah4bEJAjFFk/Ir1RJNzbx9jdx Q16CRSK6DWJ4ybGSuWoJ59iWNvrbvblbPAdJEvRxBQyYT0zU+M9AL8IIwWAxvwsw+1i5edpolpn 1h/nSfHMq92T1I1LbgYTpWspvmJA2ZpvjdZXLhXfn2orF109M6Jyt0pzxzq3C/iTCQIjyQeWvgw GMgIWTcScykW0d7zZcJN94gcSzyprKcPjD1ZC86DXHa0UymWaxaAMAj2XXzlPCmRORAL2cRPOb9 kPy5DH8NTkRRfm/HFHg== X-Proofpoint-ORIG-GUID: wWv0ijXGon0za1QPsZfm1zZPN4NdyZ9d X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-23_05,2026-05-18_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 phishscore=0 impostorscore=0 malwarescore=0 lowpriorityscore=0 adultscore=0 clxscore=1015 suspectscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605230165 Received-SPF: pass client-ip=148.163.156.1; envelope-from=harshpb@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=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: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Shivang Upadhyay Fix Coverity CID 1658041 by using designated initializers to prevent uninitialized memory from being written to guest. Cc: Aditya Gupta Cc: Harsh Prateek Bora Reported-by: Peter Maydell Suggested-by: Peter Maydell Signed-off-by: Shivang Upadhyay " Reviewed-by: Aditya Gupta Link: https://lore.kernel.org/qemu-devel/20260508142029.624039-1-shivangu@linux.ibm.com Signed-off-by: Harsh Prateek Bora --- hw/ppc/pnv.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 8306754d9a..6a45852174 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -838,18 +838,10 @@ static void pnv_reset(MachineState *machine, ResetType type) * crash */ - MpiplProcDumpArea proc_area; - - proc_area.version = PROC_DUMP_AREA_VERSION_P9; - proc_area.thread_size = cpu_to_be32(sizeof(MpiplPreservedCPUState)); - - /* These are to be allocated & assigned by the firmware */ - proc_area.alloc_addr = 0; - proc_area.alloc_size = 0; - - /* These get assigned after crash, when QEMU preserves the registers */ - proc_area.dest_addr = 0; - proc_area.act_size = 0; + MpiplProcDumpArea proc_area = { + .version = PROC_DUMP_AREA_VERSION_P9, + .thread_size = cpu_to_be32(sizeof(MpiplPreservedCPUState)), + }; cpu_physical_memory_write(PROC_DUMP_AREA_OFF, &proc_area, sizeof(proc_area)); -- 2.52.0