linux-kernel - [PATCH v2 0/2] wifi: rtw88: error codes fix patches

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Message-ID: <tencent_380A90A80212A8379CB5325B2A60731E8008@qq.com>
Date:   Wed, 26 Apr 2023 00:24:10 +0800
From:   Zhang Shurong <zhang_shurong@...mail.com>
To:     tony0620emma@...il.com
Cc:     kvalo@...nel.org, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Zhang Shurong <zhang_shurong@...mail.com>
Subject: [PATCH v2 0/2] wifi: rtw88: error codes fix patches

rtw88 does not handle the failure during copy_from_user or invalid
user-provided data. We fix such problems by first modifying the return
value of customized function rtw_debugfs_copy_from_user. Then for all 
the callers rtw_debugfs_set_*, we receive the returned error code. 
Moreover, negative code is returned if the user-provided data is invalid
instead of a positive value count.

The changes in this version:
- Fix rtw_debugfs_copy_from_user error code in first patch
- Squash other patches to second patch

Zhang Shurong (2):
  wifi: rtw88: fix incorrect error codes in rtw_debugfs_copy_from_user
  wifi: rtw88: fix incorrect error codes in rtw_debugfs_set_*

 drivers/net/wireless/realtek/rtw88/debug.c | 59 ++++++++++++++++------
 1 file changed, 43 insertions(+), 16 deletions(-)

-- 
2.40.0