WARNING: line length of 90 exceeds 80 columns
#41: FILE: kernel/bpf/helpers.c:933:
+			if (tmp_buf_end - tmp_buf < (size_t)((fmt[i] == '4') ? 16 : 40)) {

CHECK: Alignment should match open parenthesis
#181: FILE: tools/testing/selftests/bpf/progs/test_snprintf_ip.c:71:
+	near_overflow_ret = BPF_SNPRINTF(NULL, 0,
+					  "%d %d %d %d %d %d %d %d %d %d %d %pI4",

total: 0 errors, 1 warnings, 1 checks, 140 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 04585f45dee6 ("bpf: fix out-of-bounds write in bpf_bprintf_prepare with %pI4/%pI6") 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, 1 warnings, 1 checks, 140 lines checked