diff options
| author |   Jani Nikula <jani.nikula@intel.com> | 2019-08-13 16:26:34 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2019-08-13 16:26:34 +0300 |
| commit | daa37200d48906d71c63ce178bf7d410b7e07082 (patch) | |
| tree | ec226b2248ce77f0d5bf6f1dad81f17c2c1925f8 /drivers/gpu | |
| parent | Linux 5.3-rc4 (diff) | |
| parent | drm/i915: Use after free in error path in intel_vgpu_create_workload() (diff) | |
| download | linux-dev-daa37200d48906d71c63ce178bf7d410b7e07082.tar.xz linux-dev-daa37200d48906d71c63ce178bf7d410b7e07082.zip | |
Merge tag 'gvt-fixes-2019-08-13' of https://github.com/intel/gvt-linux into drm-intel-fixes
gvt-fixes-2019-08-13
- Fix one use-after-free error (Dan)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
From: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190813095845.GF19140@zhen-hp.sh.intel.com
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/scheduler.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 9f3fd7d96a69..75baff657e43 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -1528,9 +1528,9 @@ intel_vgpu_create_workload(struct intel_vgpu *vgpu, int ring_id, if (!intel_gvt_ggtt_validate_range(vgpu, workload->wa_ctx.indirect_ctx.guest_gma, workload->wa_ctx.indirect_ctx.size)) { - kmem_cache_free(s->workloads, workload); gvt_vgpu_err("invalid wa_ctx at: 0x%lx\n", workload->wa_ctx.indirect_ctx.guest_gma); + kmem_cache_free(s->workloads, workload); return ERR_PTR(-EINVAL); } } @@ -1542,9 +1542,9 @@ intel_vgpu_create_workload(struct intel_vgpu *vgpu, int ring_id, if (!intel_gvt_ggtt_validate_range(vgpu, workload->wa_ctx.per_ctx.guest_gma, CACHELINE_BYTES)) { - kmem_cache_free(s->workloads, workload); gvt_vgpu_err("invalid per_ctx at: 0x%lx\n", workload->wa_ctx.per_ctx.guest_gma); + kmem_cache_free(s->workloads, workload); return ERR_PTR(-EINVAL); } } |