drm/xe: Fix array bounds check for queries
Queries are 0-indexed, so a query with value N is invalid if the ARRAY_SIZE is N. Modify the check to account for that. Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs") Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com> Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com> Signed-off-by: Francois Dugast <francois.dugast@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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@ -381,7 +381,7 @@ int xe_query_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
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XE_IOCTL_DBG(xe, query->reserved[0] || query->reserved[1]))
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return -EINVAL;
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if (XE_IOCTL_DBG(xe, query->query > ARRAY_SIZE(xe_query_funcs)))
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if (XE_IOCTL_DBG(xe, query->query >= ARRAY_SIZE(xe_query_funcs)))
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return -EINVAL;
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idx = array_index_nospec(query->query, ARRAY_SIZE(xe_query_funcs));
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