[PATCH] drm/amdgpu: fix out of bounds memcpy

Christian König ckoenig.leichtzumerken at gmail.com
Wed Apr 8 10:16:42 UTC 2020


The buffer needs to be two bytes larger when the maximum is 32.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
index 9d17761721de..c7e55fe170bd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
@@ -85,7 +85,7 @@ int amdgpu_fru_read_eeprom(struct amdgpu_device *adev, uint32_t addrptr,
 
 int amdgpu_fru_get_product_info(struct amdgpu_device *adev)
 {
-	unsigned char buff[32];
+	unsigned char buff[34];
 	int addrptr = 0, size = 0;
 
 	if (!is_fru_eeprom_supported(adev))
-- 
2.17.1



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