drm/amdgpu: silence UBSAN warning

From Alex Deucher
1ba66b121100862fc208848264821a788a79317f in linux-6.6.y/6.6.39
05d9e24ddb15160164ba6e917a88c00907dc2434 in mainline linux

diff --git a/sys/dev/pci/drm/amd/include/atomfirmware.h b/sys/dev/pci/drm/amd/include/atomfirmware.h
index 5848617..6c8b4af 100644 (file)
--- a/sys/dev/pci/drm/amd/include/atomfirmware.h
+++ b/sys/dev/pci/drm/amd/include/atomfirmware.h
@@ -3551,7 +3551,7 @@ struct atom_gpio_voltage_object_v4
    uint8_t  phase_delay_us;                      // phase delay in unit of micro second
    uint8_t  reserved;   
    uint32_t gpio_mask_val;                         // GPIO Mask value
-   struct atom_voltage_gpio_map_lut voltage_gpio_lut[1];
+   struct atom_voltage_gpio_map_lut voltage_gpio_lut[] __counted_by(gpio_entry_num);
 };
 
 struct  atom_svid2_voltage_object_v4