WARNING: line length of 93 exceeds 80 columns
#42: FILE: net/smc/af_smc.c:1136:
+	smc_ipaddr_from(&ini->smcrv2.saddr, smc->clcsock->sk, sk_rcv_saddr, sk_v6_rcv_saddr);

WARNING: line length of 88 exceeds 80 columns
#64: FILE: net/smc/af_smc.c:1234:
+			/* v4-mapped v6 address should also be treated as v4 address. */

WARNING: line length of 82 exceeds 80 columns
#65: FILE: net/smc/af_smc.c:1235:
+			if (smc_ib_find_route(net, smc->clcsock->sk->sk_rcv_saddr,

WARNING: line length of 89 exceeds 80 columns
#71: FILE: net/smc/af_smc.c:1241:
+			if (smc_ib_find_route_v6(net, &smc->clcsock->sk->sk_v6_rcv_saddr,

WARNING: line length of 97 exceeds 80 columns
#87: FILE: net/smc/af_smc.c:2320:
+	smc_ipaddr_from(&ini->smcrv2.saddr, new_smc->clcsock->sk, sk_rcv_saddr, sk_v6_rcv_saddr);

CHECK: Macro argument '_v4_member' may be better as '(_v4_member)' to avoid precedence issues
#138: FILE: net/smc/smc_core.h:630:
+#define smc_ipaddr_from(_ipaddr, _sk, _v4_member, _v6_member)	\
+	do {							\
+		struct smc_ipaddr *__ipaddr = (_ipaddr);	\
+		struct sock *__sk = (_sk);			\
+		int __family = __sk->sk_family;			\
+		__ipaddr->family = __family;			\
+		if (__family == AF_INET)			\
+			__ipaddr->addr = __sk->_v4_member;	\
+		else						\
+			__ipaddr->addr_v6 = __sk->_v6_member;	\
+	} while (0)

CHECK: Macro argument '_v6_member' may be better as '(_v6_member)' to avoid precedence issues
#138: FILE: net/smc/smc_core.h:630:
+#define smc_ipaddr_from(_ipaddr, _sk, _v4_member, _v6_member)	\
+	do {							\
+		struct smc_ipaddr *__ipaddr = (_ipaddr);	\
+		struct sock *__sk = (_sk);			\
+		int __family = __sk->sk_family;			\
+		__ipaddr->family = __family;			\
+		if (__family == AF_INET)			\
+			__ipaddr->addr = __sk->_v4_member;	\
+		else						\
+			__ipaddr->addr_v6 = __sk->_v6_member;	\
+	} while (0)

WARNING: line length of 87 exceeds 80 columns
#150: FILE: net/smc/smc_core.h:642:
+static inline void smc_ipaddr_from_gid(struct smc_ipaddr *ipaddr, u8 gid[SMC_GID_SIZE])

WARNING: line length of 99 exceeds 80 columns
#285: FILE: net/smc/smc_ib.c:313:
+	} else if (!(ipv6_addr_type(smc_ib_gid_to_ipv6((u8 *)&attr->gid)) & IPV6_ADDR_LINKLOCAL)) {

WARNING: line length of 100 exceeds 80 columns
#298: FILE: net/smc/smc_ib.c:326:
+			if (!ipv6_prefix_equal(&if6->addr, &smcrv2->saddr.addr_v6, if6->prefix_len))

WARNING: line length of 81 exceeds 80 columns
#393: FILE: net/smc/smc_llc.c:1442:
+			smc_ipaddr_from_gid(&ini->smcrv2.daddr, req_add->gid[0]);

total: 0 errors, 9 warnings, 2 checks, 332 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 28aeb530f30a ("net/smc: add full IPv6 support for SMC") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 9 warnings, 2 checks, 332 lines checked