WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#37: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:493:
+	volatile char __arena *base = arena_base(&arena);

CHECK: Lines should not end with a '('
#39: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:495:
+	asm volatile (

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#62: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:518:
+	volatile char __arena *base = arena_base(&arena);

CHECK: Lines should not end with a '('
#64: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:520:
+	asm volatile (

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#84: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:540:
+	volatile char __arena *base = arena_base(&arena);

CHECK: Lines should not end with a '('
#86: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:542:
+	asm volatile (

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#106: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:562:
+	volatile char __arena *base = arena_base(&arena);

CHECK: Lines should not end with a '('
#108: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:564:
+	asm volatile (

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#131: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:587:
+	volatile char __arena *base = arena_base(&arena);

CHECK: Lines should not end with a '('
#133: FILE: tools/testing/selftests/bpf/progs/verifier_arena.c:589:
+	asm volatile (

total: 0 errors, 5 warnings, 5 checks, 131 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 bfbebf02760f ("selftests/bpf: Add test for scalar/arena pointer addition") 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, 5 warnings, 5 checks, 131 lines checked