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b=VbXsgp2CMlGGnULmEI4pK/tGKpvUy0TmkyygRKXMp+B3V89Fczxf+hBn5E29wpvS68Qg UIe9jAfcGyCZ+vTFX1r9cGFtjTXwE/gZgyARQ90tDnzqLSYtLyvzdQgwQAuc6cTZZNUq vugRpTF/R1WMyN1NvVXQubiNuZR4Yb+UOHTymp5Ij4IsYBOtcEw1r1IOVjJH+Ct1w6kY 4mqvhmJXmtn2J/up+P4+sO3QcfR0akcL8AH3exgcTC1dDgXw7IVfVnITbYmSOjlpqOOq V58xK4QPB9tCr7uSIgBkvv6CRNY4OwHco+mOauuqSFULV/NfCKH6nlgH5k317ao7qxIY hw== From: Harsh Prateek Bora To: npiggin@gmail.com, qemu-ppc@nongnu.org Cc: mikey@neuling.org, danielhb413@gmail.com, qemu-devel@nongnu.org, peter.maydell@linaro.org Subject: [PATCH] spapr: nested: use bitwise NOT operator for flags check Date: Fri, 29 Mar 2024 10:04:36 +0530 Message-Id: <20240329043436.2857533-1-harshpb@linux.ibm.com> X-Mailer: git-send-email 2.39.3 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: oO18ojOJt_I1W8Z0-1N3aAL2owpBXh8G X-Proofpoint-ORIG-GUID: 9WFO-zTtgOTHZvt3S6nqkHRG0zk3RmK2 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-29_03,2024-03-28_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 spamscore=0 adultscore=0 clxscore=1015 lowpriorityscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 malwarescore=0 mlxlogscore=797 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403210000 definitions=main-2403290034 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=harshpb@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1711686962063100001 Content-Type: text/plain; charset="utf-8" Check for flag bit in H_GUEST_GETSET_STATE_FLAG_GUEST_WIDE need to use bitwise NOT operator to ensure no other flag bits are set. Reported by Coverity as CID 1540008, 1540009. Reported-by: Peter Maydell Signed-off by: Harsh Prateek Bora Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/ppc/spapr_nested.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/ppc/spapr_nested.c b/hw/ppc/spapr_nested.c index 936659b4c0..c02785756c 100644 --- a/hw/ppc/spapr_nested.c +++ b/hw/ppc/spapr_nested.c @@ -1511,7 +1511,7 @@ static target_ulong h_guest_getset_state(PowerPCCPU *= cpu, if (flags & H_GUEST_GETSET_STATE_FLAG_GUEST_WIDE) { gsr.flags |=3D GUEST_STATE_REQUEST_GUEST_WIDE; } - if (flags & !H_GUEST_GETSET_STATE_FLAG_GUEST_WIDE) { + if (flags & ~H_GUEST_GETSET_STATE_FLAG_GUEST_WIDE) { return H_PARAMETER; /* flag not supported yet */ } =20 --=20 2.39.3