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drm/i915/gvt: Replace duplicated code with exist function 

Use the exist function intel_gvt_ggtt_validate_range to replace
these duplicated code that do the same thing.

Signed-off-by: Ping Gao <ping.a.gao@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Ping Gao 2017-07-04 16:11:16 +08:00 committed by Zhenyu Wang
parent 87e919d741
commit 64d8bb83b6
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/i915/gvt/cmd_parser.c
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@ -1382,13 +1382,13 @@ static inline int cmd_address_audit(struct parser_exec_state *s,
ret = -EINVAL;
goto err;
}
} else if ((!vgpu_gmadr_is_valid(s->vgpu, guest_gma)) ||
(!vgpu_gmadr_is_valid(s->vgpu,
guest_gma + op_size - 1))) {
} else if (!intel_gvt_ggtt_validate_range(vgpu, guest_gma, op_size)) {
ret = -EINVAL;
goto err;
}
return 0;
err:
gvt_vgpu_err("cmd_parser: Malicious %s detected, addr=0x%lx, len=%d!\n",
s->info->name, guest_gma, op_size);