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Commit 1cda0fd6 authored by Christian Lamparter's avatar Christian Lamparter Committed by John W. Linville
Browse files

p54: Use do_div for 64-bit division to fix 32-bit kernels 



Use the do_div macro for 64-bit division. Otherwise, the module will
reference __udivdi3 under 32-bit kernels, which is not allowed in
kernel space.

Signed-off-by: default avatarChristian Lamparter <chunkeey@googlemail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 397e5d5b

drivers/net/wireless/p54/txrx.c

+8 −4
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <linux/init.h>

#include <linux/firmware.h>

#include <linux/etherdevice.h>

#include <asm/div64.h>



#include <net/mac80211.h>
@@ -582,10 +583,13 @@ static void p54_rx_stats(struct p54_common *priv, struct sk_buff *skb) 
	if (chan) {

		struct survey_info *survey = &priv->survey[chan->hw_value];

		survey->noise = clamp_t(s8, priv->noise, -128, 127);

		survey->channel_time = priv->survey_raw.active / 1024;

		survey->channel_time_tx = priv->survey_raw.tx / 1024;

		survey->channel_time_busy = priv->survey_raw.cca / 1024 +

			survey->channel_time_tx;

		survey->channel_time = priv->survey_raw.active;

		survey->channel_time_tx = priv->survey_raw.tx;

		survey->channel_time_busy = priv->survey_raw.tx +

			priv->survey_raw.cca;

		do_div(survey->channel_time, 1024);

		do_div(survey->channel_time_tx, 1024);

		do_div(survey->channel_time_busy, 1024);

	}



	tmp = p54_find_and_unlink_skb(priv, hdr->req_id);