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drm/amd: Fix UBSAN array-index-out-of-bounds for Polaris and Tonga 

[ Upstream commit 0f0e59075b5c22f1e871fbd508d6e4f495048356 ]

For pptable structs that use flexible array sizes, use flexible arrays.

Link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2036742
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Mario Limonciello 2023-10-04 15:46:44 -05:00 коммит произвёл Greg Kroah-Hartman
Родитель acdb6830de
Коммит a237675aa1
1 изменённых файлов: 6 добавлений и 6 удалений
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12
drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h
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@ -164,7 +164,7 @@ typedef struct _ATOM_Tonga_State {
typedef struct _ATOM_Tonga_State_Array {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Tonga_State entries[1]; /* Dynamically allocate entries. */
ATOM_Tonga_State entries[]; /* Dynamically allocate entries. */
} ATOM_Tonga_State_Array;
typedef struct _ATOM_Tonga_MCLK_Dependency_Record {
@ -210,7 +210,7 @@ typedef struct _ATOM_Polaris_SCLK_Dependency_Record {
typedef struct _ATOM_Polaris_SCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Polaris_SCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Polaris_SCLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Polaris_SCLK_Dependency_Table;
typedef struct _ATOM_Tonga_PCIE_Record {
@ -222,7 +222,7 @@ typedef struct _ATOM_Tonga_PCIE_Record {
typedef struct _ATOM_Tonga_PCIE_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Tonga_PCIE_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Tonga_PCIE_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Tonga_PCIE_Table;
typedef struct _ATOM_Polaris10_PCIE_Record {
@ -235,7 +235,7 @@ typedef struct _ATOM_Polaris10_PCIE_Record {
typedef struct _ATOM_Polaris10_PCIE_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Polaris10_PCIE_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Polaris10_PCIE_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Polaris10_PCIE_Table;
@ -252,7 +252,7 @@ typedef struct _ATOM_Tonga_MM_Dependency_Record {
typedef struct _ATOM_Tonga_MM_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Tonga_MM_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Tonga_MM_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Tonga_MM_Dependency_Table;
typedef struct _ATOM_Tonga_Voltage_Lookup_Record {
@ -265,7 +265,7 @@ typedef struct _ATOM_Tonga_Voltage_Lookup_Record {
typedef struct _ATOM_Tonga_Voltage_Lookup_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Tonga_Voltage_Lookup_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Tonga_Voltage_Lookup_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Tonga_Voltage_Lookup_Table;
typedef struct _ATOM_Tonga_Fan_Table {