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| author | Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com> | 2023-09-20 22:29:21 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-21 19:43:01 +0300 |
| commit | fd47ded2379265b58dd5ae699fa1f5a14e65fdfc (patch) | |
| tree | 9f7e0e84965a683dc4c019b080ecbc1577c81788 /drivers/gpu/drm/xe/xe_query.c | |
| parent | 6de492ae5f5ee6edccf1e1fae472bc5f95cec8e6 (diff) | |
| download | linux-fd47ded2379265b58dd5ae699fa1f5a14e65fdfc.tar.xz | |
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>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_query.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_query.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/xe/xe_query.c b/drivers/gpu/drm/xe/xe_query.c index a951205100fe..e0c2203e428e 100644 --- a/drivers/gpu/drm/xe/xe_query.c +++ b/drivers/gpu/drm/xe/xe_query.c @@ -381,7 +381,7 @@ 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)); |