From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/crypto/img-hash.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/kernel/drivers/crypto/img-hash.c b/kernel/drivers/crypto/img-hash.c
index 91f555c..cecae50 100644
--- a/kernel/drivers/crypto/img-hash.c
+++ b/kernel/drivers/crypto/img-hash.c
@@ -357,12 +357,16 @@
static void img_hash_dma_task(unsigned long d)
{
struct img_hash_dev *hdev = (struct img_hash_dev *)d;
- struct img_hash_request_ctx *ctx = ahash_request_ctx(hdev->req);
+ struct img_hash_request_ctx *ctx;
u8 *addr;
size_t nbytes, bleft, wsend, len, tbc;
struct scatterlist tsg;
- if (!hdev->req || !ctx->sg)
+ if (!hdev->req)
+ return;
+
+ ctx = ahash_request_ctx(hdev->req);
+ if (!ctx->sg)
return;
addr = sg_virt(ctx->sg);
--
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