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net: dccp: ccids: lib: packet_history: use swap macro in tfrc_rx_hist_swap

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Make use of the swap macro and remove unnecessary variable tmp.
This makes the code easier to read and maintain.

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Gustavo A. R. Silva 2017-10-28 15:48:47 -05:00 • committed by David S. Miller
commit 54df7ef511
1 changed files with 1 additions and 3 deletions
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4
net/dccp/ccids/lib/packet_history.c
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@ -149,10 +149,8 @@ static void tfrc_rx_hist_swap(struct tfrc_rx_hist *h, const u8 a, const u8 b)
{
const u8 idx_a = tfrc_rx_hist_index(h, a),
idx_b = tfrc_rx_hist_index(h, b);
struct tfrc_rx_hist_entry *tmp = h->ring[idx_a];
h->ring[idx_a] = h->ring[idx_b];
h->ring[idx_b] = tmp;
swap(h->ring[idx_a], h->ring[idx_b]);
}
/*