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mac80211: Fix output of minstrels rc_stats 

An integer overflow in the minstrel debug code prevented the
throughput to be displayed correctly. This patch fixes that,
by permutating operations like proposed by Pavel Roskin.

Signed-off-by: Arnd Hannemann <hannemann@nets.rwth-aachen.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Arnd Hannemann 2009-08-24 20:51:46 +02:00 committed by John W. Linville
parent 2aa7b01fe4
commit eadac6bf95
1 changed files with 1 additions and 1 deletions
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2
net/mac80211/rc80211_minstrel_debugfs.c
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@ -83,7 +83,7 @@ minstrel_stats_open(struct inode *inode, struct file *file)
p += sprintf(p, "%3u%s", mr->bitrate / 2, p += sprintf(p, "%3u%s", mr->bitrate / 2,
(mr->bitrate & 1 ? ".5" : " ")); (mr->bitrate & 1 ? ".5" : " "));
tp = ((mr->cur_tp * 96) / 18000) >> 10; tp = mr->cur_tp / ((18000 << 10) / 96);
prob = mr->cur_prob / 18; prob = mr->cur_prob / 18;
eprob = mr->probability / 18; eprob = mr->probability / 18;