WARNING: line length of 83 exceeds 80 columns
#54: FILE: include/linux/net.h:254:
+ * @SOCK_NETNS_REFCNT_KERN_NONE: kernel socket will not hold active netns reference

WARNING: line length of 86 exceeds 80 columns
#55: FILE: include/linux/net.h:255:
+ * @SOCK_NETNS_REFCNT_KERN_ANY: kernel socket will hold active reference for any netns

WARNING: line length of 96 exceeds 80 columns
#71: FILE: include/linux/net.h:272:
+int sock_create_netns(struct net *net, int family, int type, int protocol, struct socket **res);

WARNING: line length of 86 exceeds 80 columns
#98: FILE: net/core/sock.c:2265:
+		    (kern == SOCK_NETNS_REFCNT_KERN_ANY && !net_eq(net, &init_net))) {

WARNING: line length of 95 exceeds 80 columns
#153: FILE: net/socket.c:1638:
+int sock_create_netns(struct net *net, int family, int type, int protocol, struct socket **res)

WARNING: line length of 91 exceeds 80 columns
#155: FILE: net/socket.c:1640:
+	return __sock_create(net, family, type, protocol, res, SOCK_NETNS_REFCNT_KERN_ANY);

total: 0 errors, 6 warnings, 0 checks, 101 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 1c20d0edaa70 ("net: socket: hint netns refcounting through @kern arg") 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, 6 warnings, 0 checks, 101 lines checked