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authorPei Zhang <pei.zhang@intel.com>2016-12-23 23:55:08 +0800
committerZhenyu Wang <zhenyuw@linux.intel.com>2016-12-26 10:05:11 +0800
commit4e0203ba11e735694600d7c704d7d56f069f9eb6 (patch)
treea8085776d1fdda2d2366cf74bfb074fc3b55b8e0 /drivers/gpu
parent34700631bd465de3e555e5964f36a0919c466aa8 (diff)
downloadblackbird-op-linux-4e0203ba11e735694600d7c704d7d56f069f9eb6.tar.gz
blackbird-op-linux-4e0203ba11e735694600d7c704d7d56f069f9eb6.zip
drm/i915/gvt: fix typo in cfg_space range check
PCI basic config space's size is 256 bytes. When check if access crosses space range, should use "> 256". Signed-off-by: Pei Zhang <pei.zhang@intel.com> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/gvt/cfg_space.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/cfg_space.c b/drivers/gpu/drm/i915/gvt/cfg_space.c
index 959c7f0144b4..711c31c8d8b4 100644
--- a/drivers/gpu/drm/i915/gvt/cfg_space.c
+++ b/drivers/gpu/drm/i915/gvt/cfg_space.c
@@ -240,7 +240,7 @@ int intel_vgpu_emulate_cfg_write(struct intel_vgpu *vgpu, unsigned int offset,
if (WARN_ON(bytes > 4))
return -EINVAL;
- if (WARN_ON(offset + bytes >= INTEL_GVT_MAX_CFG_SPACE_SZ))
+ if (WARN_ON(offset + bytes > INTEL_GVT_MAX_CFG_SPACE_SZ))
return -EINVAL;
/* First check if it's PCI_COMMAND */
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