linux-kernel - [PATCH -next] x86: fix doc warnings in csum-wrappers

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Date:   Tue, 8 Jun 2021 10:51:33 +0800
From:   Baokun Li <libaokun1@...wei.com>
To:     <tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
        <x86@...nel.org>, <hpa@...or.com>, <viro@...iv.linux.org.uk>,
        <linux-kernel@...r.kernel.org>
CC:     <weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
        <yangjihong1@...wei.com>, <yukuai3@...wei.com>,
        <libaokun1@...wei.com>
Subject: [PATCH -next] x86: fix doc warnings in csum-wrappers_64.c

Fixes the following W=1 kernel build warning(s):

 arch/x86/lib/csum-wrappers_64.c:25: warning: Excess function
  parameter 'isum' description in 'csum_and_copy_from_user'
 arch/x86/lib/csum-wrappers_64.c:25: warning: Excess function
  parameter 'errp' description in 'csum_and_copy_from_user'
 arch/x86/lib/csum-wrappers_64.c:50: warning: Excess function
  parameter 'isum' description in 'csum_and_copy_to_user'
 arch/x86/lib/csum-wrappers_64.c:50: warning: Excess function
  parameter 'errp' description in 'csum_and_copy_to_user'
 arch/x86/lib/csum-wrappers_64.c:73: warning: Excess function
  parameter 'sum' description in 'csum_partial_copy_nocheck'

Signed-off-by: Baokun Li <libaokun1@...wei.com>
---
 arch/x86/lib/csum-wrappers_64.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/arch/x86/lib/csum-wrappers_64.c b/arch/x86/lib/csum-wrappers_64.c
index 189344924a2b..25d533502693 100644
--- a/arch/x86/lib/csum-wrappers_64.c
+++ b/arch/x86/lib/csum-wrappers_64.c
@@ -14,8 +14,6 @@
  * @src: source address (user space)
  * @dst: destination address
  * @len: number of bytes to be copied.
- * @isum: initial sum that is added into the result (32bit unfolded)
- * @errp: set to -EFAULT for an bad source address.
  *
  * Returns an 32bit unfolded checksum of the buffer.
  * src and dst are best aligned to 64bits.
@@ -39,8 +37,6 @@ EXPORT_SYMBOL(csum_and_copy_from_user);
  * @src: source address
  * @dst: destination address (user space)
  * @len: number of bytes to be copied.
- * @isum: initial sum that is added into the result (32bit unfolded)
- * @errp: set to -EFAULT for an bad destination address.
  *
  * Returns an 32bit unfolded checksum of the buffer.
  * src and dst are best aligned to 64bits.
@@ -64,7 +60,6 @@ EXPORT_SYMBOL(csum_and_copy_to_user);
  * @src: source address
  * @dst: destination address
  * @len: number of bytes to be copied.
- * @sum: initial sum that is added into the result (32bit unfolded)
  *
  * Returns an 32bit unfolded checksum of the buffer.
  */
-- 
2.31.1