From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/drivers/md/dm-verity-fec.c | 17 ++++++++---------
1 files changed, 8 insertions(+), 9 deletions(-)
diff --git a/kernel/drivers/md/dm-verity-fec.c b/kernel/drivers/md/dm-verity-fec.c
index a433f58..cea2b37 100644
--- a/kernel/drivers/md/dm-verity-fec.c
+++ b/kernel/drivers/md/dm-verity-fec.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2015 Google, Inc.
*
* Author: Sami Tolvanen <samitolvanen@google.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
*/
#include "dm-verity-fec.h"
@@ -73,7 +69,7 @@
*offset = (unsigned)rem;
res = dm_bufio_read(v->fec->bufio, block, buf);
- if (unlikely(IS_ERR(res))) {
+ if (IS_ERR(res)) {
DMERR("%s: FEC %llu: parity read failed (block %llu): %ld",
v->data_dev->name, (unsigned long long)rsb,
(unsigned long long)block, PTR_ERR(res));
@@ -162,7 +158,7 @@
dm_bufio_release(buf);
par = fec_read_parity(v, rsb, block_offset, &offset, &buf);
- if (unlikely(IS_ERR(par)))
+ if (IS_ERR(par))
return PTR_ERR(par);
}
}
@@ -211,11 +207,14 @@
struct dm_verity_fec_io *fio = fec_io(io);
u64 block, ileaved;
u8 *bbuf, *rs_block;
- u8 want_digest[v->digest_size];
+ u8 want_digest[HASH_MAX_DIGESTSIZE];
unsigned n, k;
if (neras)
*neras = 0;
+
+ if (WARN_ON(v->digest_size > sizeof(want_digest)))
+ return -EINVAL;
/*
* read each of the rsn data blocks that are part of the RS block, and
@@ -249,7 +248,7 @@
}
bbuf = dm_bufio_read(bufio, block, &buf);
- if (unlikely(IS_ERR(bbuf))) {
+ if (IS_ERR(bbuf)) {
DMWARN_LIMIT("%s: FEC %llu: read failed (%llu): %ld",
v->data_dev->name,
(unsigned long long)rsb,
--
Gitblit v1.6.2