d2e015 wifi: brcmfmac: Fix use-after-free bug in brcmf_cfg80211_detach

Authored and Committed by Takashi Iwai a year ago
    wifi: brcmfmac: Fix use-after-free bug in brcmf_cfg80211_detach
    (CVE-2023-47233 bsc#1216702).
    
        
file modified
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