[PATCH 3/3] crypto: xilinx: zynqmp-aes-gcm: Send firmware decoded code instead of EBADMSG
From: Harsh Jain <h.jain@amd.com>
Date: 2026-07-06 11:03:52
Also in:
linux-crypto
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
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@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