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Merge tag 'drm-intel-fixes-2019-08-15' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes 

drm/i915 fixes for v5.4-rc5:
- GVT use-after-free fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87zhkag9ic.fsf@intel.com
This commit is contained in:
Dave Airlie 2019-08-16 12:41:52 +10:00
parent 2f62c5d6ed daa37200d4
commit a85abd5d45
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/gvt/scheduler.c
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@ -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);
}
}