netdev - Re: [PATCH] ath10k: htt_rx: Fix signedness bug in ath10k_update_per_peer_tx

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Date:   Sat, 13 Oct 2018 17:23:30 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        ath10k@...ts.infradead.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Subject: Re: [PATCH] ath10k: htt_rx: Fix signedness bug in
 ath10k_update_per_peer_tx_stats

"Gustavo A. R. Silva" <gustavo@...eddedor.com> wrote:

> Currently, the error handling for the call to function
> ath10k_get_legacy_rate_idx() doesn't work because
> *rate_idx* is of type u8 (8 bits, unsigned), which
> makes it impossible for it to hold a value less
> than 0.
> 
> Fix this by changing the type of variable *rate_idx*
> to s8 (8 bits, signed).
> 
> Addresses-Coverity-ID: 1473914 ("Unsigned compared against 0")
> Fixes: 0189dbd71cbd ("ath10k: get the legacy rate index to update the txrate table")
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
> Signed-off-by: Kalle Valo <kvalo@...eaurora.org>

Patch applied to ath-next branch of ath.git, thanks.

9d9cdbf3f9ed ath10k: htt_rx: fix signedness bug in ath10k_update_per_peer_tx_stats

-- 
https://patchwork.kernel.org/patch/10628675/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches