Commit 48ef5c42 authored by Dan Carpenter's avatar Dan Carpenter Committed by John W. Linville
Browse files

ath9k_hw: min_t() casts u32 to int 



The code here treats very large values of "limit" as less than
MAX_POWER_RATE because of the cast to int.  We should do the compare
as u32 instead.

Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: default avatarPavel Roskin <proski@gnu.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 59034591

drivers/net/wireless/ath/ath9k/hw.c

+1 −1
Original line number Diff line number Diff line
@@ -2579,7 +2579,7 @@ void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test) 
	struct ath9k_channel *chan = ah->curchan;

	struct ieee80211_channel *channel = chan->chan;



	reg->power_limit = min_t(int, limit, MAX_RATE_POWER);

	reg->power_limit = min_t(u32, limit, MAX_RATE_POWER);

	if (test)

		channel->max_power = MAX_RATE_POWER / 2;