[PATCH] drm/amdgpu: Change the parameter of amdgpu_discovery_verify_binary_signature

[Ma Jun <Jun.Ma2@amd.com>]

Use struct binary_header directly as parameter of
amdgpu_discovery_verify_binary_signature()

Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 230412fc4d62..e6041f0b72fa 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -334,11 +334,8 @@ static inline bool amdgpu_discovery_verify_checksum(uint8_t *data, uint32_t size
 	return !!(amdgpu_discovery_calculate_checksum(data, size) == expected);
 }
 
-static inline bool amdgpu_discovery_verify_binary_signature(uint8_t *binary)
+static inline bool amdgpu_discovery_verify_binary_signature(struct binary_header *bhdr)
 {
-	struct binary_header *bhdr;
-	bhdr = (struct binary_header *)binary;
-
 	return (le32_to_cpu(bhdr->binary_signature) == BINARY_SIGNATURE);
 }
 
@@ -399,16 +396,16 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
 			goto out;
 	}
 
+	bhdr = (struct binary_header *)adev->mman.discovery_bin;
+
 	/* check the ip discovery binary signature */
-	if (!amdgpu_discovery_verify_binary_signature(adev->mman.discovery_bin)) {
+	if (!amdgpu_discovery_verify_binary_signature(bhdr)) {
 		dev_err(adev->dev,
 			"get invalid ip discovery binary signature\n");
 		r = -EINVAL;
 		goto out;
 	}
 
-	bhdr = (struct binary_header *)adev->mman.discovery_bin;
-
 	offset = offsetof(struct binary_header, binary_checksum) +
 		sizeof(bhdr->binary_checksum);
 	size = le16_to_cpu(bhdr->binary_size) - offset;
-- 
2.34.1