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Wed, 23 Sep 2026 18:30:09 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (smtpav02.fra02v.mail.ibm.com [10.20.54.101]) by smtprelay02.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 68NIU5R945351372 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 23 Sep 2026 18:30:05 GMT Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2DDF320043; Wed, 23 Sep 2026 18:30:05 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 64C4720040; Wed, 23 Sep 2026 18:30:00 +0000 (GMT) Received: from li-fc74f8cc-3279-11b2-a85c-ef5828687581.ibm.com (unknown [9.67.83.254]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 23 Sep 2026 18:30:00 +0000 (GMT) From: Srish Srinivasan To: linuxppc-dev@lists.ozlabs.org Cc: maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, nayna@linux.ibm.com, gjoyce@linux.ibm.com, ritesh.list@gmail.com, sshegde@linux.ibm.com, linux-kernel@vger.kernel.org, rnsastry@linux.ibm.com, ssrish@linux.ibm.com Subject: [PATCH 10/12] pseries/plpks: make narrowing conversions explicit Date: Wed, 23 Sep 2026 23:58:14 +0530 Message-ID: <20260923182816.151451-11-ssrish@linux.ibm.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260923182816.151451-1-ssrish@linux.ibm.com> References: <20260923182816.151451-1-ssrish@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Authority-Analysis: v=2.4 cv=G+OJgNk5 c=1 sm=1 tr=0 ts=6ab41ab2 cx=c_pps a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17 a=VdqzKS8jKosA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=V8glGbnc2Ofi9Qvn3v5h:22 a=VnNF1IyMAAAA:8 a=o6eGJc963QcO2VXH5MgA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTIzMDA3MiBTYWx0ZWRfXzisjlBCbdw/X 8GLJLV1HoNsJRH+3q6I4VlqzMw9bwAk3mfds3tLggnZx1WShWIvtbN0deFEc3TZtW2CmawdwCfJ +Smu9lYcVjIbGUBX3cLdeBJ2T7KjKiVMgRCC+07nvryb5cJFmpe+bTGCYTtK8prR7HbpM4mneGS zDq12pSDSaJuSd1dhr61WBD0YFP2z+5E2gOxmE1BYwYB59i5el6ei7//afEpei3vzmoOmdBThJG MKvaxR1Ihp1WfgLRPDWtayOgRkxEA6OBqd894KZ3fAwQR5cNTILcWqOAj6jIPnFqiDk7I7guhE3 dSf8AYVPal8ltmCRiIf97UUy03Aw86PqF2I0roOUkisK/URtpeY/Nias14l4VYj1AE81fhvL3lE 6ihNZGj/fHHSxi2YbgpEwdbeD945ub9Mj79gjKTOJA2SaFz+Gc+p+pn5E3ZMiPDn73Z9TBmna6b JA4Aw42RIKkc+DVv5MQ== X-Proofpoint-ORIG-GUID: mwGjclovUukbAl6Sf-RiAoGqRsdNdpIR X-Proofpoint-GUID: OTf-CWWn2AY9zfclvapt_5aYFLl7QYwL X-Proofpoint-Spam-Info: AW1haW4tMjYwOTIzMDA3MiBTYWx0ZWRfX9Wcpr0y0fCn3 x8vUYn0HmI8tQYM4UETOKYscEjXYzT1FkVtrW6XQeozbFQ2y172SSvkWi0y1WWtO6G+NJn9AArE CpBi4jRSX9Mu62JlTzlxPC/H5liZshc= 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=2026-09-23_06,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 phishscore=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 priorityscore=1501 clxscore=1015 spamscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609230072 Add explicit casts when assigning values from the hcall return buffers to narrower fields to make the intended conversions clear. Signed-off-by: Srish Srinivasan Tested-by: R Nageswara Sastry --- arch/powerpc/platforms/pseries/plpks.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/platforms/pseries/plpks.c b/arch/powerpc/platforms/pseries/plpks.c index 896eda3eb65f..eff968fe5ae0 100644 --- a/arch/powerpc/platforms/pseries/plpks.c +++ b/arch/powerpc/platforms/pseries/plpks.c @@ -576,7 +576,7 @@ static int plpks_confirm_object_flushed(struct label *label, virt_to_phys(auth), virt_to_phys(label), label->size); - status = retbuf[0]; + status = (u8)retbuf[0]; if (rc) { timed_out = false; if (rc == H_NOT_FOUND && status == 1) @@ -870,13 +870,13 @@ static int plpks_read_var(u8 consumer, struct plpks_var *var) } if (!var->data || var->datalen > retbuf[0]) - var->datalen = retbuf[0]; + var->datalen = (u16)retbuf[0]; if (var->data) memcpy(var->data, output, var->datalen); out_copy_policy: - var->policy = retbuf[1]; + var->policy = (u32)retbuf[1]; out_free_output: kfree_sensitive(output); out_free_label: -- 2.52.0