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Tue, 29 Sep 2026 11:30:52 +0000 (GMT) Received: from Linuxdev.ibmuc.com (unknown [9.43.88.139]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 29 Sep 2026 11:30:52 +0000 (GMT) From: Madhavan Srinivasan To: Nicholas Piggin , Michael Ellerman , Christophe Leroy , linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, Bui Nguyen Nhu Quynh Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH v3] KVM: PPC: Fix callback check in kvmppc_gsm_refresh_info Date: Tue, 29 Sep 2026 17:00:51 +0530 Message-ID: <179066556642.265207.5042470829768833413.b4-ty@linux.ibm.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260918143124.9913-1-kaylovefoss@gmail.com> References: <20260907145626.7675e892-56-amachhiw@linux.ibm.com> <20260918143124.9913-1-kaylovefoss@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI5MDA0NCBTYWx0ZWRfXxQrIG4TXKTm7 kJgmDjFNCK38PrsZ7/iZIncsD61bt1wPlYOqhTTJ+TjYQobDKPoagF8+P4FpRFXxw8iiHWCq8jO vJ7yEebkb7iqNeYtjjZeX6litoHUPSvfTyPL/llbprPY1F4o3f7I25hJh5Tp8gugrCmTD+8DgbI f9abyQiuMzIKDgLir+gy7P/nUHFCMAjZxthq8BY6V+aG3bBtAXKytn/deqt4i36Wt8xN34fHPjI iEExOu+ELtxAvmobbfLTy3OCjvPf2dVyPkVwLtVNw2uNAIYT6kk839YcyrH9AxNMAPryU0f9b9a +3qCLD7UcPk7iGk9LgUrZeEzVzlWBC/CELouE0rWBwKbViKU+FRrq7QBvdLcj9mQUk6iWCjxoOK 3EhwY3Ac9Kiz9DfgXva3HF9C+l6r/uffUa8HJpjdlS/qsQ3jDm8HK9g99o4CaB0DWpgvMojJQml faIBDsk9f23sobRPmOg== X-Authority-Analysis: v=2.4 cv=SPbXx+vH c=1 sm=1 tr=0 ts=6abba171 cx=c_pps a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=uAbxVGIbfxUO_5tXvNgY:22 a=VwQbUJbxAAAA:8 a=YIANAUWjHg1vaRIBkk0A:9 a=QEXdDO2ut3YA:10 X-Proofpoint-ORIG-GUID: IS5Q3jFlb55IySXQVDdL7Wgcz21oD-tY X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI5MDA0NCBTYWx0ZWRfX69obAp5echqk 44bhsbuKdLBxVfDNBI1r2/XghGQ8e/rhHlrGAVrSTh6otrG0BQTXu+Spke7ViQRIug5E6C/WIik K/E9syQNz+xCgWH1RqkQ/mZK1ADIR88= X-Proofpoint-GUID: HEir2pvLhUj7b05oo2dcFlXWw7a4oYZi X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-29_04,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 clxscore=1015 spamscore=0 lowpriorityscore=0 malwarescore=0 adultscore=0 bulkscore=0 impostorscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609290044 On Fri, 18 Sep 2026 21:31:24 +0700, Bui Nguyen Nhu Quynh wrote: > The kvmppc_gsm_refresh_info() function incorrectly checks for the > presence of the fill_info callback instead of refresh_info. > > This can lead to: > - NULL pointer dereference if refresh_info is NULL but fill_info is present > - EINVAL return if refresh_info is present but fill_info is NULL > > [...] Applied to powerpc/next. [1/1] KVM: PPC: Fix callback check in kvmppc_gsm_refresh_info https://git.kernel.org/powerpc/c/a7ea67879af09438d38032107b89a62739b09e96 cheers