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drm/amd: Fix UBSAN array-index-out-of-bounds for Powerplay headers

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

Link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2039926
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2023-10-27 16:40:47 -04:00
parent 7b1c6263ea
commit 49afe91370
2 changed files with 14 additions and 14 deletions
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4
drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h
View File

@ -367,7 +367,7 @@ typedef struct _ATOM_Tonga_VCE_State_Record {
typedef struct _ATOM_Tonga_VCE_State_Table {
UCHAR ucRevId;
UCHAR ucNumEntries;
ATOM_Tonga_VCE_State_Record entries[1];
ATOM_Tonga_VCE_State_Record entries[];
} ATOM_Tonga_VCE_State_Table;
typedef struct _ATOM_Tonga_PowerTune_Table {
@ -481,7 +481,7 @@ typedef struct _ATOM_Tonga_Hard_Limit_Record {
typedef struct _ATOM_Tonga_Hard_Limit_Table {
UCHAR ucRevId;
UCHAR ucNumEntries;
ATOM_Tonga_Hard_Limit_Record entries[1];
ATOM_Tonga_Hard_Limit_Record entries[];
} ATOM_Tonga_Hard_Limit_Table;
typedef struct _ATOM_Tonga_GPIO_Table {

24
drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_pptable.h
View File

@ -129,7 +129,7 @@ typedef struct _ATOM_Vega10_State {
typedef struct _ATOM_Vega10_State_Array {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Vega10_State states[1]; /* Dynamically allocate entries. */
ATOM_Vega10_State states[]; /* Dynamically allocate entries. */
} ATOM_Vega10_State_Array;
typedef struct _ATOM_Vega10_CLK_Dependency_Record {
@ -169,37 +169,37 @@ typedef struct _ATOM_Vega10_GFXCLK_Dependency_Table {
typedef struct _ATOM_Vega10_MCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Vega10_MCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Vega10_MCLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Vega10_MCLK_Dependency_Table;
typedef struct _ATOM_Vega10_SOCCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Vega10_CLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Vega10_CLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Vega10_SOCCLK_Dependency_Table;
typedef struct _ATOM_Vega10_DCEFCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Vega10_CLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Vega10_CLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Vega10_DCEFCLK_Dependency_Table;
typedef struct _ATOM_Vega10_PIXCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Vega10_CLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Vega10_CLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Vega10_PIXCLK_Dependency_Table;
typedef struct _ATOM_Vega10_DISPCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries.*/
ATOM_Vega10_CLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Vega10_CLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Vega10_DISPCLK_Dependency_Table;
typedef struct _ATOM_Vega10_PHYCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Vega10_CLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Vega10_CLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Vega10_PHYCLK_Dependency_Table;
typedef struct _ATOM_Vega10_MM_Dependency_Record {
@ -213,7 +213,7 @@ typedef struct _ATOM_Vega10_MM_Dependency_Record {
typedef struct _ATOM_Vega10_MM_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries */
ATOM_Vega10_MM_Dependency_Record entries[1]; /* Dynamically allocate entries */
ATOM_Vega10_MM_Dependency_Record entries[]; /* Dynamically allocate entries */
} ATOM_Vega10_MM_Dependency_Table;
typedef struct _ATOM_Vega10_PCIE_Record {
@ -225,7 +225,7 @@ typedef struct _ATOM_Vega10_PCIE_Record {
typedef struct _ATOM_Vega10_PCIE_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries */
ATOM_Vega10_PCIE_Record entries[1]; /* Dynamically allocate entries. */
ATOM_Vega10_PCIE_Record entries[]; /* Dynamically allocate entries. */
} ATOM_Vega10_PCIE_Table;
typedef struct _ATOM_Vega10_Voltage_Lookup_Record {
@ -235,7 +235,7 @@ typedef struct _ATOM_Vega10_Voltage_Lookup_Record {
typedef struct _ATOM_Vega10_Voltage_Lookup_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries */
ATOM_Vega10_Voltage_Lookup_Record entries[1]; /* Dynamically allocate entries */
ATOM_Vega10_Voltage_Lookup_Record entries[]; /* Dynamically allocate entries */
} ATOM_Vega10_Voltage_Lookup_Table;
typedef struct _ATOM_Vega10_Fan_Table {
@ -327,7 +327,7 @@ typedef struct _ATOM_Vega10_VCE_State_Record {
typedef struct _ATOM_Vega10_VCE_State_Table {
UCHAR ucRevId;
UCHAR ucNumEntries;
ATOM_Vega10_VCE_State_Record entries[1];
ATOM_Vega10_VCE_State_Record entries[];
} ATOM_Vega10_VCE_State_Table;
typedef struct _ATOM_Vega10_PowerTune_Table {
@ -427,7 +427,7 @@ typedef struct _ATOM_Vega10_Hard_Limit_Record {
typedef struct _ATOM_Vega10_Hard_Limit_Table {
UCHAR ucRevId;
UCHAR ucNumEntries;
ATOM_Vega10_Hard_Limit_Record entries[1];
ATOM_Vega10_Hard_Limit_Record entries[];
} ATOM_Vega10_Hard_Limit_Table;
typedef struct _Vega10_PPTable_Generic_SubTable_Header {