linux-kernel - Re: [PATCH v3] staging: rtl8723bs: fix unchecked return value of skb_copy

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Message-ID: <aW-2GzHg3BfMAnqK@JMW-Ubuntu>
Date: Wed, 21 Jan 2026 02:06:35 +0900
From: Minu Jin <s9430939@...er.com>
To: gregkh@...uxfoundation.org
Cc: andriy.shevchenko@...ux.intel.com, abrahamadekunle50@...il.com,
	dan.carpenter@...aro.org, milospuric856@...il.com,
	zxcv2569763104@...il.com, linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] staging: rtl8723bs: fix unchecked return value of
 skb_copy_bits

Hi Greg,

Thank you for the hint and review

I realized that checking only 'ret < 0' is not enough if the function 
reads fewer bytes than requested.

I think modifying the function itself is better than updating all callers.
In v4, I will modify _rtw_pktfile_read().

Minu Jin