drm/amd/display: fix modprobe failure on vega series

Fixes: d88b34c ("Remove some large variables from the stack")

[   41.232097] Call Trace:
[   41.232105]  kvasprintf+0x66/0xd0
[   41.232122]  kasprintf+0x49/0x70
[   41.232136]  __drm_crtc_init_with_planes+0x2e1/0x340 [drm]
[   41.232219]  ? create_object+0x263/0x3b0
[   41.232231]  drm_crtc_init_with_planes+0x46/0x60 [drm]
[   41.232303]  amdgpu_dm_init+0x69c/0x1750 [amdgpu]
[   41.232998]  ? phm_wait_for_register_unequal.part.1+0x58/0x90 [amdgpu]
[   41.233662]  ? smu9_wait_for_response+0x7d/0xa0 [amdgpu]
[   41.234294]  ? smu9_send_msg_to_smc_with_parameter+0x77/0xd0 [amdgpu]
[   41.234912]  ? smum_send_msg_to_smc_with_parameter+0x96/0x100 [amdgpu]
[   41.235520]  ? psm_set_states+0x5c/0x60 [amdgpu]
[   41.236165]  dm_hw_init+0x12/0x20 [amdgpu]
[   41.236834]  amdgpu_device_init+0x1402/0x1df0 [amdgpu]
[   41.237314]  amdgpu_driver_load_kms+0x65/0x320 [amdgpu]
[   41.237780]  amdgpu_pci_probe+0x150/0x250 [amdgpu]
[   41.238240]  local_pci_probe+0x47/0xa0
[   41.238253]  pci_device_probe+0x10b/0x1c0
[   41.238265]  really_probe+0xf5/0x4c0
[   41.238275]  driver_probe_device+0xe8/0x150
[   41.238284]  device_driver_attach+0x58/0x60
[   41.238293]  __driver_attach+0xa3/0x140
[   41.238301]  ? device_driver_attach+0x60/0x60
[   41.238309]  ? device_driver_attach+0x60/0x60
[   41.238317]  bus_for_each_dev+0x74/0xb0
[   41.238330]  ? kmem_cache_alloc_trace+0x31a/0x470
[   41.238341]  driver_attach+0x1e/0x20
[   41.238348]  bus_add_driver+0x14a/0x220
[   41.238357]  ? 0xffffffffc0f09000
[   41.238364]  driver_register+0x60/0x100
[   41.238373]  ? 0xffffffffc0f09000
[   41.238379]  __pci_register_driver+0x54/0x60
[   41.238389]  amdgpu_init+0x68/0x1000 [amdgpu]
[   41.238836]  do_one_initcall+0x48/0x1e0
[   41.238850]  ? kmem_cache_alloc_trace+0x31a/0x470
[   41.238862]  do_init_module+0x5f/0x224
[   41.238876]  load_module+0x266b/0x2ec0
[   41.238887]  ? security_kernel_post_read_file+0x5c/0x70
[   41.238905]  __do_sys_finit_module+0xc1/0x120
[   41.238913]  ? __do_sys_finit_module+0xc1/0x120
[   41.238924]  __x64_sys_finit_module+0x1a/0x20
[   41.238932]  do_syscall_64+0x37/0x80
[   41.238942]  entry_SYSCALL_64_after_hwframe+0x44/0xa9

Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Lee Jones <lee.jones@linaro.org>

drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

@@ -2051,11 +2051,11 @@ void bw_calcs_init(struct bw_calcs_dceip *bw_dceip,
 
 	enum bw_calcs_version version = bw_calcs_version_from_asic_id(asic_id);
 
-	dceip = kzalloc(sizeof(dceip), GFP_KERNEL);
+	dceip = kzalloc(sizeof(*dceip), GFP_KERNEL);
 	if (!dceip)
 		return;
 
-	vbios = kzalloc(sizeof(vbios), GFP_KERNEL);
+	vbios = kzalloc(sizeof(*vbios), GFP_KERNEL);
 	if (!vbios) {
 		kfree(dceip);
 		return;