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authorJonathan Gray <jsg@cvs.openbsd.org>2024-10-11 02:42:48 +0000
committerJonathan Gray <jsg@cvs.openbsd.org>2024-10-11 02:42:48 +0000
commit9817a49b42ae04598feccf42444aad9e32d75144 (patch)
treeacd613002face25e2dd74c1bd03ea18302fe21ae /sys/dev/pci/drm
parentfe67708d166247ed305846eecf4dc1f70bb85f19 (diff)
drm/amd/pm: ensure the fw_info is not null before using it
From Tim Huang b511474f49588cdca355ebfce54e7eddbf7b75a5 in linux-6.6.y/6.6.55 186fb12e7a7b038c2710ceb2fb74068f1b5d55a4 in mainline linux
Diffstat (limited to 'sys/dev/pci/drm')
-rw-r--r--sys/dev/pci/drm/amd/pm/powerplay/hwmgr/processpptables.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/pci/drm/amd/pm/powerplay/hwmgr/processpptables.c b/sys/dev/pci/drm/amd/pm/powerplay/hwmgr/processpptables.c
index 5794b64507b..56a22575258 100644
--- a/sys/dev/pci/drm/amd/pm/powerplay/hwmgr/processpptables.c
+++ b/sys/dev/pci/drm/amd/pm/powerplay/hwmgr/processpptables.c
@@ -1185,6 +1185,8 @@ static int init_overdrive_limits(struct pp_hwmgr *hwmgr,
fw_info = smu_atom_get_data_table(hwmgr->adev,
GetIndexIntoMasterTable(DATA, FirmwareInfo),
&size, &frev, &crev);
+ PP_ASSERT_WITH_CODE(fw_info != NULL,
+ "Missing firmware info!", return -EINVAL);
if ((fw_info->ucTableFormatRevision == 1)
&& (le16_to_cpu(fw_info->usStructureSize) >= sizeof(ATOM_FIRMWARE_INFO_V1_4)))