ERROR: Macros with multiple statements should be enclosed in a do - while loop
#207: FILE: include/net/libeth/xdp.h:78:
+#define ___LIBETH_XDP_ONSTACK_BUFF(name, ...)				      \
+	_DEFINE_FLEX(struct libeth_xdp_buff, name, priv,		      \
+		     LIBETH_XDP_PRIV_SZ(__VA_ARGS__ + 0),		      \
+		     /* no init */);					      \
+	LIBETH_XDP_ASSERT_PRIV_SZ(__VA_ARGS__ + 0)

total: 1 errors, 0 warnings, 0 checks, 298 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 3a5187e6ba8a ("libeth: xdp: add helpers for preparing/processing &libeth_xdp_buff") 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.