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authorTao Zhou <[email protected]>2024-05-17 10:04:26 +0000
committerAlex Deucher <[email protected]>2024-05-20 20:20:26 +0000
commit2aadb520bfacec12527effce3566f8df55e5d08e (patch)
treecaa3c293abd91526686de270263a5e21f093cd5f /drivers/gpu/drm/amd/amdgpu
parentdrm/amd/swsmu: update Dpmclocks_t for smu v14.0.1 (diff)
downloadkernel-2aadb520bfacec12527effce3566f8df55e5d08e.tar.gz
kernel-2aadb520bfacec12527effce3566f8df55e5d08e.zip
drm/amdgpu: update type of buf size to u32 for eeprom functions
Avoid overflow issue. Signed-off-by: Tao Zhou <[email protected]> Reviewed-by: Yang Wang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.h4
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
index e71768661ca8..09a34c7258e2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
@@ -179,7 +179,7 @@ static int __amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr,
* Returns the number of bytes read/written; -errno on error.
*/
static int amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr,
- u8 *eeprom_buf, u16 buf_size, bool read)
+ u8 *eeprom_buf, u32 buf_size, bool read)
{
const struct i2c_adapter_quirks *quirks = i2c_adap->quirks;
u16 limit;
@@ -225,7 +225,7 @@ static int amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr,
int amdgpu_eeprom_read(struct i2c_adapter *i2c_adap,
u32 eeprom_addr, u8 *eeprom_buf,
- u16 bytes)
+ u32 bytes)
{
return amdgpu_eeprom_xfer(i2c_adap, eeprom_addr, eeprom_buf, bytes,
true);
@@ -233,7 +233,7 @@ int amdgpu_eeprom_read(struct i2c_adapter *i2c_adap,
int amdgpu_eeprom_write(struct i2c_adapter *i2c_adap,
u32 eeprom_addr, u8 *eeprom_buf,
- u16 bytes)
+ u32 bytes)
{
return amdgpu_eeprom_xfer(i2c_adap, eeprom_addr, eeprom_buf, bytes,
false);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.h
index 6935adb2be1f..8083b8253ef4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.h
@@ -28,10 +28,10 @@
int amdgpu_eeprom_read(struct i2c_adapter *i2c_adap,
u32 eeprom_addr, u8 *eeprom_buf,
- u16 bytes);
+ u32 bytes);
int amdgpu_eeprom_write(struct i2c_adapter *i2c_adap,
u32 eeprom_addr, u8 *eeprom_buf,
- u16 bytes);
+ u32 bytes);
#endif