[PATCH 3/3] crypto: xilinx: zynqmp-aes-gcm: Send firmware decoded code instead of EBADMSG

[Harsh Jain]

Currently Failure in GCM AES decrypt is converted to -EBADMSG ignoring
actual firmware error code.
Update driver to send firmware reported error code.

Signed-off-by: Harsh Jain <h.jain at amd.com>
---
 drivers/crypto/xilinx/zynqmp-aes-gcm.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/crypto/xilinx/zynqmp-aes-gcm.c b/drivers/crypto/xilinx/zynqmp-aes-gcm.c
index 2421bf30556d..7fcdd56f9046 100644
--- a/drivers/crypto/xilinx/zynqmp-aes-gcm.c
+++ b/drivers/crypto/xilinx/zynqmp-aes-gcm.c
@@ -344,10 +344,8 @@ static int versal_aes_aead_cipher(struct aead_request *req)
 			goto clearkey;
 
 		ret = versal_pm_aes_dec_final(dma_addr_data + gcm_offset);
-		if (ret) {
-			ret = -EBADMSG;
+		if (ret)
 			goto clearkey;
-		}
 	}
 	dma_unmap_single(dev, dma_addr_data, kbuf_size, DMA_BIDIRECTIONAL);
 	dma_unmap_single(dev, dma_addr_hw_req, dmabuf_size, DMA_BIDIRECTIONAL);
-- 
2.34.1