WARNING: line length of 82 exceeds 80 columns
#84: FILE: net/dsa/netlink.c:15:
+static int dsa_dev_change_flags(const struct net_device *dev, u32 flags, u32 mask)

WARNING: line length of 84 exceeds 80 columns
#89: FILE: net/dsa/netlink.c:20:
+	/* For now, we only support make these changes when the port is not a member

WARNING: line length of 86 exceeds 80 columns
#90: FILE: net/dsa/netlink.c:21:
+	 * of a bridge (ie in standalone mode). If the user wants to alter these flags

WARNING: line length of 84 exceeds 80 columns
#91: FILE: net/dsa/netlink.c:22:
+	 * for ports that are currently members of a bridge need to first remove the

WARNING: line length of 93 exceeds 80 columns
#159: FILE: net/dsa/switch.c:89:
+		if (!ds->ops->port_bridge_join || priv->flags & DSA_FLAG_OFFLOADING_DISABLED)

total: 0 errors, 5 warnings, 0 checks, 112 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 cef5685d2bf2 ("dsa: Make offloading optional on per port basis") 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, 5 warnings, 0 checks, 112 lines checked