WARNING: externs should be avoided in .c files
#112: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:7:
+extern const void bpf_fentry_test2 __ksym;

WARNING: externs should be avoided in .c files
#113: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:8:
+extern const void bpf_fentry_test3 __ksym;

WARNING: externs should be avoided in .c files
#114: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:9:
+extern const void bpf_fentry_test4 __ksym;

WARNING: externs should be avoided in .c files
#115: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:10:
+extern const void bpf_fentry_test5 __ksym;

WARNING: externs should be avoided in .c files
#116: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:11:
+extern const void bpf_fentry_test6 __ksym;

WARNING: externs should be avoided in .c files
#117: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:12:
+extern const void bpf_fentry_test7 __ksym;

WARNING: externs should be avoided in .c files
#118: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:13:
+extern const void bpf_fentry_test8 __ksym;

CHECK: No space is necessary after a cast
#122: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:17:
+	void *ip = (void *) bpf_get_func_ip(ctx);

CHECK: No space is necessary after a cast
#130: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:25:
+		a = (int) value;

CHECK: No space is necessary after a cast
#139: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:34:
+		a = (int) value;

CHECK: No space is necessary after a cast
#151: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:46:
+		a = (int) value;

CHECK: No space is necessary after a cast
#154: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:49:
+		b = (int) value;

CHECK: No space is necessary after a cast
#168: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:63:
+		a = (void*) value;

ERROR: "(foo*)" should be "(foo *)"
#168: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:63:
+		a = (void*) value;

CHECK: No space is necessary after a cast
#171: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:66:
+		b = (char) value;

CHECK: No space is necessary after a cast
#174: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:69:
+		c = (int) value;

CHECK: No space is necessary after a cast
#179: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:74:
+		*test_result += a == (void *) 7 && b == 8 && c == 9 && d == 10;

CHECK: No space is necessary after a cast
#192: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:87:
+		b = (void*) value;

ERROR: "(foo*)" should be "(foo *)"
#192: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:87:
+		b = (void*) value;

CHECK: No space is necessary after a cast
#195: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:90:
+		c = (short) value;

CHECK: No space is necessary after a cast
#198: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:93:
+		d = (int) value;

WARNING: line length of 93 exceeds 80 columns
#203: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:98:
+		*test_result += a == 11 && b == (void *) 12 && c == 13 && d == 14 && e == 15;

CHECK: No space is necessary after a cast
#203: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:98:
+		*test_result += a == 11 && b == (void *) 12 && c == 13 && d == 14 && e == 15;

CHECK: No space is necessary after a cast
#217: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:112:
+		b = (void*) value;

ERROR: "(foo*)" should be "(foo *)"
#217: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:112:
+		b = (void*) value;

CHECK: No space is necessary after a cast
#220: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:115:
+		c = (short) value;

CHECK: No space is necessary after a cast
#223: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:118:
+		d = (int) value;

CHECK: No space is necessary after a cast
#226: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:121:
+		e = (void*) value;;

ERROR: "(foo*)" should be "(foo *)"
#226: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:121:
+		e = (void*) value;;

WARNING: Statements terminations use 1 semicolon
#226: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:121:
+		e = (void*) value;;

WARNING: Statements terminations use 1 semicolon
#229: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:124:
+		f = value;;

WARNING: line length of 113 exceeds 80 columns
#231: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:126:
+		*test_result += a == 16 && b == (void *) 17 && c == 18 && d == 19 && e == (void *) 20 && f == 21;

CHECK: No space is necessary after a cast
#231: FILE: tools/testing/selftests/bpf/progs/tracing_multi_check.c:126:
+		*test_result += a == 16 && b == (void *) 17 && c == 18 && d == 19 && e == (void *) 20 && f == 21;

total: 4 errors, 11 warnings, 18 checks, 212 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 94422c892be5 ("selftests/bpf: Add fentry tracing multi func test") 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.