WARNING: externs should be avoided in .c files
#72: FILE: net/ethtool/ioctl.c:41:
+extern spinlock_t devmem_sockets_lock;

WARNING: line length of 94 exceeds 80 columns
#143: FILE: net/ethtool/ioctl.c:1240:
+		if (((v4_usr_spec->ip4src ^ dst4->sin_addr.s_addr) & v4_usr_m_spec->ip4src) ||

WARNING: line length of 92 exceeds 80 columns
#144: FILE: net/ethtool/ioctl.c:1241:
+		    (v4_usr_spec->ip4dst ^ src4->sin_addr.s_addr) & v4_usr_m_spec->ip4dst) {

WARNING: line length of 86 exceeds 80 columns
#156: FILE: net/ethtool/ioctl.c:1253:
+		if (((v4_spec->ip4src ^ dst4->sin_addr.s_addr) & v4_m_spec->ip4src) ||

WARNING: line length of 84 exceeds 80 columns
#157: FILE: net/ethtool/ioctl.c:1254:
+		    ((v4_spec->ip4dst ^ src4->sin_addr.s_addr) & v4_m_spec->ip4dst))

WARNING: line length of 83 exceeds 80 columns
#173: FILE: net/ethtool/ioctl.c:1270:
+		return !ipv6_masked_addr_cmp(&saddr6, &smask6, &dst6->sin6_addr) &&

WARNING: line length of 81 exceeds 80 columns
#174: FILE: net/ethtool/ioctl.c:1271:
+		       !ipv6_masked_addr_cmp(&daddr6, &dmask6, &src6->sin6_addr);

WARNING: line length of 83 exceeds 80 columns
#187: FILE: net/ethtool/ioctl.c:1284:
+		return !ipv6_masked_addr_cmp(&daddr6, &dmask6, &src6->sin6_addr) &&

WARNING: line length of 81 exceeds 80 columns
#188: FILE: net/ethtool/ioctl.c:1285:
+		       !ipv6_masked_addr_cmp(&saddr6, &smask6, &dst6->sin6_addr);

WARNING: externs should be avoided in .c files
#263: FILE: net/ipv4/tcp_ipv4.c:96:
+extern spinlock_t devmem_sockets_lock;

total: 0 errors, 10 warnings, 0 checks, 211 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 59ea56d7c827 ("net: ethtool: prevent user from breaking devmem single-binding rule") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE 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, 10 warnings, 0 checks, 211 lines checked