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| author | Gustavo A. R. Silva <gustavoars@kernel.org> | 2020-06-18 01:03:31 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-06-19 12:17:42 +0300 |
| commit | bf3c508375069c9e0b57d8453f99ec26e95b6548 (patch) | |
| tree | 0bfdfdae7bdb95228c2aa0e9ed4073705f67ea24 /drivers/gpu/drm/i915/i915_query.c | |
| parent | 810b7ee3008ab2ac94791f75857815484c2f9cce (diff) | |
| download | linux-bf3c508375069c9e0b57d8453f99ec26e95b6548.tar.xz | |
drm/i915/query: Use struct_size() helper
Make use of the struct_size() helper instead of an open-coded version
in order to avoid any potential type mistakes.
This code was detected with the help of Coccinelle and, audited and
fixed manually.
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20200617220331.GA19550@embeddedor
Diffstat (limited to 'drivers/gpu/drm/i915/i915_query.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_query.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_query.c b/drivers/gpu/drm/i915/i915_query.c index ef25ce6e395e..9a8fdd3ac6bd 100644 --- a/drivers/gpu/drm/i915/i915_query.c +++ b/drivers/gpu/drm/i915/i915_query.c @@ -113,8 +113,7 @@ query_engine_info(struct drm_i915_private *i915, for_each_uabi_engine(engine, i915) num_uabi_engines++; - len = sizeof(struct drm_i915_query_engine_info) + - num_uabi_engines * sizeof(struct drm_i915_engine_info); + len = struct_size(query_ptr, engines, num_uabi_engines); ret = copy_query_item(&query, sizeof(query), len, query_item); if (ret != 0) |