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authorDan Carpenter2019-02-18 10:31:54 +0100
committerKalle Valo2019-02-19 16:18:14 +0100
commitdc76bb1e12e967097048f63a76c3ff8a4f02a3b6 (patch)
tree49ac59fc0880d6c15355a895bcfb9567318964d9 /drivers/net/wireless/ath/carl9170
parentrtl818x_pci: Remove set but not used variables 'io_addr, mem_addr' (diff)
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carl9170: clean up a clamp() call
The parameter order for clamp is supposed to be clamp(value, low, high). When we write it in this order it's equivalent to min(head->plcp[3] & 0x7f, 75) which works in this context where the min is zero. But it's not a correct use of the API. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Christian Lamparter <chunkeey@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/carl9170')
-rw-r--r--drivers/net/wireless/ath/carl9170/rx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/carl9170/rx.c b/drivers/net/wireless/ath/carl9170/rx.c
index f7c2f19e81c1..8e154f6364a3 100644
--- a/drivers/net/wireless/ath/carl9170/rx.c
+++ b/drivers/net/wireless/ath/carl9170/rx.c
@@ -427,7 +427,7 @@ static int carl9170_rx_mac_status(struct ar9170 *ar,
if (head->plcp[6] & 0x80)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
- status->rate_idx = clamp(0, 75, head->plcp[3] & 0x7f);
+ status->rate_idx = clamp(head->plcp[3] & 0x7f, 0, 75);
status->encoding = RX_ENC_HT;
break;