[Intel-xe] [PATCH v2 1/4] fixup! drm/xe: Introduce a new DRM driver for Intel GPUs

Umesh Nerlige Ramappa umesh.nerlige.ramappa at intel.com
Mon Aug 14 22:37:31 UTC 2023


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.

Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa at intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura at intel.com>
---
 drivers/gpu/drm/xe/xe_query.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_query.c b/drivers/gpu/drm/xe/xe_query.c
index 7ea235c71385..297e93a0eb8c 100644
--- a/drivers/gpu/drm/xe/xe_query.c
+++ b/drivers/gpu/drm/xe/xe_query.c
@@ -385,7 +385,7 @@ int xe_query_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
 	    XE_IOCTL_DBG(xe, query->reserved[0] || query->reserved[1]))
 		return -EINVAL;
 
-	if (XE_IOCTL_DBG(xe, query->query > ARRAY_SIZE(xe_query_funcs)))
+	if (XE_IOCTL_DBG(xe, query->query >= ARRAY_SIZE(xe_query_funcs)))
 		return -EINVAL;
 
 	idx = array_index_nospec(query->query, ARRAY_SIZE(xe_query_funcs));
-- 
2.38.1



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