[PATCH 5.3 085/135] net: stmmac: xgmac: bitrev32 returns u32

From: Greg Kroah-Hartman
Date: Tue Dec 03 2019 - 17:44:35 EST


From: Jose Abreu <Jose.Abreu@xxxxxxxxxxxx>

[ Upstream commit 3d00e45d498fd5347cea653ef494c56731b651e0 ]

The bitrev32 function returns an u32 var, not an int. Fix it.

Fixes: 0efedbf11f07 ("net: stmmac: xgmac: Fix XGMAC selftests")
Signed-off-by: Jose Abreu <Jose.Abreu@xxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
index 46d74f407aab6..91d7dec2540a1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
@@ -361,7 +361,7 @@ static void dwxgmac2_set_filter(struct mac_device_info *hw,
value |= XGMAC_FILTER_HMC;

netdev_for_each_mc_addr(ha, dev) {
- int nr = (bitrev32(~crc32_le(~0, ha->addr, 6)) >>
+ u32 nr = (bitrev32(~crc32_le(~0, ha->addr, 6)) >>
(32 - mcbitslog2));
mc_filter[nr >> 5] |= (1 << (nr & 0x1F));
}
--
2.20.1