These 3 patches fix NULL ptr derefs I hit while booting kernels with unrelated work (dynamic-debug) on a 2019 amdgpu+noueau laptop. One of them is possibly hard to reproduce, the others are "dependable".
Signed-off-by: Jim Cromie <[email protected]> --- Changes in v2: - added check of gsp->rm into nvkm_gsp_rm(gsp) - change if-then-else to if-early-fail, fallthru - Link to v1: https://lore.kernel.org/r/[email protected] --- Jim Cromie (3): nouveau: Fix NULL pointer dereferences in GETPARAM ioctl nouveau: Fix NULL pointer dereference in GET_ZCULL_INFO ioctl nouveau: Fix NULL dereference in nvkm_gsp_gcx_ready() drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h | 2 +- drivers/gpu/drm/nouveau/nouveau_abi16.c | 24 ++++++++++++++++++++--- drivers/gpu/drm/nouveau/nvkm/engine/device/user.c | 2 +- drivers/gpu/drm/nouveau/nvkm/subdev/gsp/base.c | 2 +- 4 files changed, 24 insertions(+), 6 deletions(-) --- base-commit: 72d3fcf802c45d00b300f25b848a93c3a2bd7c7e change-id: 20261002-my-fixups-324d25f3bd05 Best regards, -- Jim Cromie <[email protected]>
