[][Fix sdk_mp_mt76_trunk-mt7622-mt7915-mac80211 build fail]

[Description]
Fix sdk_mp_mt76_trunk-mt7622-mt7915-mac80211 build fail.

[Release-log]
N/A

Change-Id: I5a969439971c865938f3b3f63364bcfda5d3e5f8
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5888465
diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 9c5afeb..367f7f1 100755
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -681,9 +681,9 @@
 #if defined(CONFIG_MEDIATEK_NETSYS_V2)
 #define RSTCTRL_PPE0	BIT(30)
 #define RSTCTRL_PPE1 	BIT(31)
-#elif
+#else
 #define RSTCTRL_PPE0	BIT(31)
-#define RSTCTRL_PPE1 	NULL
+#define RSTCTRL_PPE1 	0
 #endif
 
 /* ethernet reset check idle register */