Merge branch 'stmmac-Frame-Preemption-fixes'

Jose Abreu says:

====================
net: stmmac: Frame Preemption fixes

Two single fixes for the -next tree for recently introduced Frame Preemption
feature.

1) and 2) fixes the disabling of Frame Preemption that was not being correctly
handled because of a missing return.
====================
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/stmicro/stmmac/dwmac5.c

@@ -657,6 +657,7 @@ void dwmac5_fpe_configure(void __iomem *ioaddr, u32 num_txq, u32 num_rxq,
 		value &= ~EFPE;
 
 		writel(value, ioaddr + MAC_FPE_CTRL_STS);
+		return;
 	}
 
 	value = readl(ioaddr + GMAC_RXQ_CTRL1);

drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c

@@ -1421,6 +1421,7 @@ static void dwxgmac3_fpe_configure(void __iomem *ioaddr, u32 num_txq,
 		value &= ~XGMAC_EFPE;
 
 		writel(value, ioaddr + XGMAC_FPE_CTRL_STS);
+		return;
 	}
 
 	value = readl(ioaddr + XGMAC_RXQ_CTRL1);