Thread (2 messages) flat view 2 messages, 2 authors, 2018-05-08

Re: [PATCH] net: wireless: ath: ath9k: Fix a possible data race in ath_chanctx_set_next

From: Kalle Valo <hidden>
Date: 2018-05-08 14:51:17
Also in: lkml, netdev

Jia-Ju Bai [off-list ref] writes:
The write operation to "sc->next_chan" is protected by
the lock on line 1287, but the read operation to
this data on line 1262 is not protected by the lock.
Thus, there may exist a data race for "sc->next_chan".

To fix this data race, the read operation to "sc->next_chan" 
should be also protected by the lock.

Signed-off-by: Jia-Ju Bai <redacted>
I need this reviewed by someone else before I'm willing to take it.

-- 
Kalle Valo
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