[PATCH] octeontx2-af: use swap() to make code cleaner

[davidcomponentone]

From: Yang Guang <yang.guang5@xxxxxxxxxx>

Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid
opencoding it.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Yang Guang <yang.guang5@xxxxxxxxxx>
---
 drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c
index bb6b42bbefa4..c0005a1feee6 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c
@@ -2450,9 +2450,7 @@ static int npc_mcam_alloc_entries(struct npc_mcam *mcam, u16 pcifunc,
 		bmap = mcam->bmap_reverse;
 		start = mcam->bmap_entries - start;
 		end = mcam->bmap_entries - end;
-		index = start;
-		start = end;
-		end = index;
+		swap(start, end);
 	} else {
 		bmap = mcam->bmap;
 	}
-- 
2.30.2