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Marliere" , Vineeth Vijayan , Peter Oberparleiter , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Harald Freudenberger , Halil Pasic , Jason Herne Cc: Greg Kroah-Hartman , linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org References: <20240203-bus_cleanup-s390-v1-0-ac891afc7282@marliere.net> <20240203-bus_cleanup-s390-v1-6-ac891afc7282@marliere.net> Content-Language: en-US From: Anthony Krowiak In-Reply-To: <20240203-bus_cleanup-s390-v1-6-ac891afc7282@marliere.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: eIFZQ42wOlOn41CU1060WfzhQOCdfSLK X-Proofpoint-ORIG-GUID: eIFZQ42wOlOn41CU1060WfzhQOCdfSLK 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=2024-02-05_09,2024-01-31_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1011 priorityscore=1501 spamscore=0 mlxlogscore=999 bulkscore=0 phishscore=0 mlxscore=0 suspectscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2402050116 Reviewed-by: Anthony Krowiak On 2/3/24 9:58 AM, Ricardo B. Marliere wrote: > Now that the driver core can properly handle constant struct bus_type, > move the matrix_bus variable to be a constant structure as well, > placing it into read-only memory which can not be modified at runtime. > > Cc: Greg Kroah-Hartman > Suggested-by: Greg Kroah-Hartman > Signed-off-by: Ricardo B. Marliere > --- > drivers/s390/crypto/vfio_ap_drv.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/s390/crypto/vfio_ap_drv.c b/drivers/s390/crypto/vfio_ap_drv.c > index a5ab03e42ff1..4aeb3e1213c7 100644 > --- a/drivers/s390/crypto/vfio_ap_drv.c > +++ b/drivers/s390/crypto/vfio_ap_drv.c > @@ -60,7 +60,7 @@ static void vfio_ap_matrix_dev_release(struct device *dev) > kfree(matrix_dev); > } > > -static struct bus_type matrix_bus = { > +static const struct bus_type matrix_bus = { > .name = "matrix", > }; > >