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Issue of the Implementation # L0231

Brief

rtlwifi: rtl8821ae: Fix potential race condition

Detailed Description

Flag rfchange_inprogress in struct rtl_ps_ctl is protected by a spinlock in most routines but not in rtl8821ae_dm_watchdog() which could lead to a race condition. The necessary locking to prevent this condition is added.

Component

linux-kernel 4.7

Accepted

https://lkml.org/lkml/2016/6/10/153
commit

Status

Fixed in v4.8-rc1

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