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drm/amdgpu: update type of buf size to u32 for eeprom functions

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Avoid overflow issue.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tao Zhou 2024-05-17 18:04:26 +08:00 • committed by Alex Deucher
parent 28e782b2c7
commit 2aadb520bf
2 changed files with 5 additions and 5 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
View file

@ -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);

4
drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.h
View file

@ -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