WARNING: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP
#52: FILE: kernel/bpf/verifier.c:13583:
+		return -ENOTSUPP;

WARNING: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP
#58: FILE: kernel/bpf/verifier.c:13588:
+		return -ENOTSUPP;

WARNING: line length of 83 exceeds 80 columns
#69: FILE: kernel/bpf/verifier.c:13608:
+		/* Tried to perform alu op from different maps, paths or scalars */

WARNING: line length of 83 exceeds 80 columns
#84: FILE: kernel/bpf/verifier.c:13694:
+			/* Register has unknown scalar with mixed signed bounds. */

WARNING: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP
#98: FILE: kernel/bpf/verifier.c:13706:
+		WARN_ON_ONCE(err != -ENOTSUPP);

WARNING: line length of 83 exceeds 80 columns
#199: FILE: kernel/bpf/verifier.c:20477:
+			new_prog = bpf_patch_insn_data(env, i + delta, patch, cnt);

total: 0 errors, 6 warnings, 0 checks, 197 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 4d8844465cf2 ("bpf: Fall back to nospec for sanitization-failures") 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, 197 lines checked