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
......@@ -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);
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment