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Diffstat (limited to 'drivers/net/wireless/rt2x00')
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 934dd9d9d4d..6bbd60243dc 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -2563,7 +2563,8 @@ static u8 rt2800_compensate_txpower(struct rt2x00_dev *rt2x00dev, int is_rate_b,
} else
reg_limit = 0;
- return txpower + delta - reg_limit;
+ txpower = max(0, txpower + delta - reg_limit);
+ return min_t(u8, txpower, 0xc);
}
static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,