| Message ID | 20231128191731.10575-1-giovanni.cabiddu@intel.com |
|---|---|
| State | Accepted |
| Commit | a643212c9f28d09225c3792c316bc4aaf6be4a68 |
| Headers | show |
| Series | crypto: qat - add NULL pointer check | expand |
On Tue, Nov 28, 2023 at 07:17:25PM +0000, Giovanni Cabiddu wrote: > There is a possibility that the function adf_devmgr_pci_to_accel_dev() > might return a NULL pointer. > Add a NULL pointer check in the function rp2srv_show(). > > Fixes: dbc8876dd873 ("crypto: qat - add rp2svc sysfs attribute") > Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> > Reviewed-by: Ahsan Atta <ahsan.atta@intel.com> > Reviewed-by: David Guckian <david.guckian@intel.com> > --- > drivers/crypto/intel/qat/qat_common/adf_sysfs.c | 3 +++ > 1 file changed, 3 insertions(+) Patch applied. Thanks.
diff --git a/drivers/crypto/intel/qat/qat_common/adf_sysfs.c b/drivers/crypto/intel/qat/qat_common/adf_sysfs.c index 6f0b3629da13..d450dad32c9e 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_sysfs.c +++ b/drivers/crypto/intel/qat/qat_common/adf_sysfs.c @@ -215,6 +215,9 @@ static ssize_t rp2srv_show(struct device *dev, struct device_attribute *attr, enum adf_cfg_service_type svc; accel_dev = adf_devmgr_pci_to_accel_dev(to_pci_dev(dev)); + if (!accel_dev) + return -EINVAL; + hw_data = GET_HW_DATA(accel_dev); if (accel_dev->sysfs.ring_num == UNSET_RING_NUM)
There is a possibility that the function adf_devmgr_pci_to_accel_dev() might return a NULL pointer. Add a NULL pointer check in the function rp2srv_show(). Fixes: dbc8876dd873 ("crypto: qat - add rp2svc sysfs attribute") Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> Reviewed-by: Ahsan Atta <ahsan.atta@intel.com> Reviewed-by: David Guckian <david.guckian@intel.com> --- drivers/crypto/intel/qat/qat_common/adf_sysfs.c | 3 +++ 1 file changed, 3 insertions(+)