From: Pei Zhang Date: Fri, 23 Dec 2016 15:55:08 +0000 (+0800) Subject: drm/i915/gvt: fix typo in cfg_space range check X-Git-Tag: v4.10-rc3~19^2~8^2 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=4e0203ba11e735694600d7c704d7d56f069f9eb6;p=linux.git 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 Signed-off-by: Zhenyu Wang --- 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 */