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qcacmn: Safely cleanup reorder frag list during RX defrag flush

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Need to use tid_lock to protect the rx_tid data structure in the
dp_rx_reorder_flush_frag function. Or else there will be race
condition issues.

CRs-Fixed: 2357226
Change-Id: I860a64b529f0548eced7b537c4180a2c57175a56
This commit is contained in:
chenguo 2018-11-28 14:31:13 +08:00 • committed by nshrivas
commit 5fc91d835e
1 changed files with 3 additions and 0 deletions
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3
dp/wifi3.0/dp_rx_defrag.c
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@ -197,7 +197,10 @@ void dp_rx_defrag_waitlist_flush(struct dp_soc *soc)
peer =
container_of(rx_reorder, struct dp_peer,
rx_tid[rx_reorder->tid]);
qdf_spin_lock_bh(&rx_reorder->tid_lock);
dp_rx_reorder_flush_frag(peer, rx_reorder->tid);
qdf_spin_unlock_bh(&rx_reorder->tid_lock);
}
}