[Intel-gfx] [PATCH] drm/i915/gvt: Use offsetofend() rather than offsetof + sizeof

[Chris Wilson]

Compute the offset of the end of the crc32 field using offsetofend()
rather than open-coding.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Zhenyu Wang <zhenyuw at linux.intel.com>
Cc: Zhi Wang <zhi.a.wang at intel.com>
---
 drivers/gpu/drm/i915/gvt/firmware.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gvt/firmware.c b/drivers/gpu/drm/i915/gvt/firmware.c
index 933a7c211a1c..3a5a81fcb406 100644
--- a/drivers/gpu/drm/i915/gvt/firmware.c
+++ b/drivers/gpu/drm/i915/gvt/firmware.c
@@ -159,7 +159,7 @@ static int verify_firmware(struct intel_gvt *gvt,
 
 	h = (struct gvt_firmware_header *)fw->data;
 
-	crc32_start = offsetof(struct gvt_firmware_header, crc32) + 4;
+	crc32_start = offsetofend(struct gvt_firmware_header, crc32);
 	mem = fw->data + crc32_start;
 
 #define VERIFY(s, a, b) do { \
-- 
2.11.0