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Date: Fri, 18 Dec 2020 10:39:20 +0100 (CET)
From: checkpatch@dpdk.org
Subject: [dpdk-test-report] |WARNING| pw85421 [PATCH v3 14/33] net/txgbe:
	configure flow director filter
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Test-Label: checkpatch
Test-Status: WARNING
http://dpdk.org/patch/85421

_coding style issues_


CHECK:MACRO_ARG_REUSE: Macro argument reuse 'ipv6m' - possible side-effects?
#174: FILE: drivers/net/txgbe/txgbe_fdir.c:19:
+#define IPV6_ADDR_TO_MASK(ipaddr, ipv6m) do { \
+	uint8_t ipv6_addr[16]; \
+	uint8_t i; \
+	rte_memcpy(ipv6_addr, (ipaddr), sizeof(ipv6_addr));\
+	(ipv6m) = 0; \
+	for (i = 0; i < sizeof(ipv6_addr); i++) { \
+		if (ipv6_addr[i] == UINT8_MAX) \
+			(ipv6m) |= 1 << i; \
+		else if (ipv6_addr[i] != 0) { \
+			PMD_DRV_LOG(ERR, " invalid IPv6 address mask."); \
+			return -EINVAL; \
+		} \
+	} \
+} while (0)

WARNING:MACRO_WITH_FLOW_CONTROL: Macros with flow control statements should be avoided
#174: FILE: drivers/net/txgbe/txgbe_fdir.c:19:
+#define IPV6_ADDR_TO_MASK(ipaddr, ipv6m) do { \
+	uint8_t ipv6_addr[16]; \
+	uint8_t i; \
+	rte_memcpy(ipv6_addr, (ipaddr), sizeof(ipv6_addr));\
+	(ipv6m) = 0; \
+	for (i = 0; i < sizeof(ipv6_addr); i++) { \
+		if (ipv6_addr[i] == UINT8_MAX) \
+			(ipv6m) |= 1 << i; \
+		else if (ipv6_addr[i] != 0) { \
+			PMD_DRV_LOG(ERR, " invalid IPv6 address mask."); \
+			return -EINVAL; \
+		} \
+	} \
+} while (0)

total: 0 errors, 1 warnings, 1 checks, 491 lines checked