Re: [PATCH] drm/radeon: fix copy of uninitialized variable back to userspace

2021-03-11 Thread Daniel Vetter
On Wed, Mar 03, 2021 at 08:42:31AM +0100, Christian König wrote: > Am 03.03.21 um 01:27 schrieb Colin King: > > From: Colin Ian King > > > > Currently the ioctl command RADEON_INFO_SI_BACKEND_ENABLED_MASK can > > copy back uninitialised data in value_tmp that pointer *value points > > to. This ca

Re: [PATCH] drm/radeon: fix copy of uninitialized variable back to userspace

2021-03-03 Thread Alex Deucher
Applied. Thanks! Alex On Wed, Mar 3, 2021 at 2:42 AM Christian König wrote: > > Am 03.03.21 um 01:27 schrieb Colin King: > > From: Colin Ian King > > > > Currently the ioctl command RADEON_INFO_SI_BACKEND_ENABLED_MASK can > > copy back uninitialised data in value_tmp that pointer *value points

Re: [PATCH] drm/radeon: fix copy of uninitialized variable back to userspace

2021-03-02 Thread Christian König
Am 03.03.21 um 01:27 schrieb Colin King: From: Colin Ian King Currently the ioctl command RADEON_INFO_SI_BACKEND_ENABLED_MASK can copy back uninitialised data in value_tmp that pointer *value points to. This can occur when rdev->family is less than CHIP_BONAIRE and less than CHIP_TAHITI. Fix t

[PATCH] drm/radeon: fix copy of uninitialized variable back to userspace

2021-03-02 Thread Colin King
From: Colin Ian King Currently the ioctl command RADEON_INFO_SI_BACKEND_ENABLED_MASK can copy back uninitialised data in value_tmp that pointer *value points to. This can occur when rdev->family is less than CHIP_BONAIRE and less than CHIP_TAHITI. Fix this by adding in a missing -EINVAL so that