From: Christian Lamparter <chunkeey@googlemail.com>
To: Jiri Slaby <jslaby@suse.cz>, linux-kernel@vger.kernel.org
Cc: Kalle Valo <kvalo@codeaurora.org>,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH] p54: memset(0) whole array
Date: Sat, 15 Oct 2016 08:04:51 +0200 [thread overview]
Message-ID: <6511335.zy53ITykIM@debian64> (raw)
In-Reply-To: <20161014092309.24113-1-jslaby@suse.cz>
On Friday, October 14, 2016 11:23:09 AM CEST Jiri Slaby wrote:
> gcc 7 complains:
> drivers/net/wireless/intersil/p54/fwio.c: In function 'p54_scan':
> drivers/net/wireless/intersil/p54/fwio.c:491:4: warning: 'memset' used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
>
> Fix that by passing the correct size to memset.
>
> Signed-off-by: Jiri Slaby <jslaby@suse.cz>
> Cc: Christian Lamparter <chunkeey@googlemail.com>
> Cc: Kalle Valo <kvalo@codeaurora.org>
> Cc: linux-wireless@vger.kernel.org
> Cc: netdev@vger.kernel.org
Acked-by: Christian Lamparter <chunkeey@googlemail.com>
> ---
> drivers/net/wireless/intersil/p54/fwio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/intersil/p54/fwio.c b/drivers/net/wireless/intersil/p54/fwio.c
> index 257a9eadd595..4ac6764f4897 100644
> --- a/drivers/net/wireless/intersil/p54/fwio.c
> +++ b/drivers/net/wireless/intersil/p54/fwio.c
> @@ -488,7 +488,7 @@ int p54_scan(struct p54_common *priv, u16 mode, u16 dwell)
>
> entry += sizeof(__le16);
> chan->pa_points_per_curve = 8;
> - memset(chan->curve_data, 0, sizeof(*chan->curve_data));
> + memset(chan->curve_data, 0, sizeof(chan->curve_data));
> memcpy(chan->curve_data, entry,
> sizeof(struct p54_pa_curve_data_sample) *
> min((u8)8, curve_data->points_per_channel));
>
next prev parent reply other threads:[~2016-10-15 6:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-14 9:23 [PATCH] p54: memset(0) whole array Jiri Slaby
2016-10-15 6:04 ` Christian Lamparter [this message]
2016-11-17 6:45 ` Kalle Valo
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