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Sun, 19 Jul 2026 03:07:59 -0700 (PDT) Received: from debian.localdomain ([103.190.41.50]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-13ce2cd6e6esm20902590c88.13.2026.07.19.03.07.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Jul 2026 03:07:58 -0700 (PDT) From: unassigned To: herbert@gondor.apana.org.au, davem@davemloft.net Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, unassigned Subject: [PATCH 1/2] crypto: Update cleanup path to use kfree_sensitive() Date: Sun, 19 Jul 2026 11:07:50 +0100 Message-ID: <20260719100750.13867-1-unassigned.56@gmail.com> X-Mailer: git-send-email 2.47.3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit --- drivers/crypto/xilinx/zynqmp-aes-gcm.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/crypto/xilinx/zynqmp-aes-gcm.c b/drivers/crypto/xilinx/zynqmp-aes-gcm.c index d54c268dfe34..551726aac806 100644 --- a/drivers/crypto/xilinx/zynqmp-aes-gcm.c +++ b/drivers/crypto/xilinx/zynqmp-aes-gcm.c @@ -230,10 +230,8 @@ static int zynqmp_aes_aead_cipher(struct aead_request *req) } freemem: - memzero_explicit(kbuf, dma_size); - kfree(kbuf); - memzero_explicit(dmabuf, sizeof(struct zynqmp_aead_hw_req) + GCM_AES_IV_SIZE); - kfree(dmabuf); + kfree_sensitive(kbuf); + kfree_sensitive(dmabuf); return ret; } @@ -364,11 +362,9 @@ static int versal_aes_aead_cipher(struct aead_request *req) if (unlikely(dma_addr_hw_req)) dma_unmap_single(dev, dma_addr_hw_req, dmabuf_size, DMA_BIDIRECTIONAL); buf2_free: - memzero_explicit(dmabuf, dmabuf_size); - kfree(dmabuf); + kfree_sensitive(dmabuf); buf1_free: - memzero_explicit(kbuf, kbuf_size); - kfree(kbuf); + kfree_sensitive(kbuf); err: return ret; } -- 2.47.3