==========
checkpatch - FAILED

WARNING: Prefer strscpy over strcpy - see: https://github.com/KSPP/linux/issues/88
#93: FILE: tools/bpf/bpftool/common.c:1217:
+	strcpy(buf, key_pass);

CHECK: spaces preferred around that '*' (ctx:WxV)
#105: FILE: tools/bpf/bpftool/common.c:1229:
+	OSSL_STORE_CTX *store;
 	               ^

CHECK: spaces preferred around that '*' (ctx:WxV)
#132: FILE: tools/bpf/bpftool/common.c:1256:
+	ENGINE *e;
 	       ^

WARNING: line length of 87 exceeds 80 columns
#143: FILE: tools/bpf/bpftool/common.c:1267:
+		ERR(!ENGINE_ctrl_cmd_string(e, "PIN", key_pass, 0), "Set PKCS#11 PIN");

WARNING: else is not generally useful after a break or return
#157: FILE: tools/bpf/bpftool/common.c:1281:
+		return read_private_key_pkcs11(private_key_name);
+	} else {

ERROR: "foo* bar" should be "foo *bar"
#211: FILE: tools/bpf/bpftool/common.c:1335:
+BIO* generate_signature(const void *buffer, size_t length)

CHECK: spaces preferred around that '*' (ctx:WxV)
#216: FILE: tools/bpf/bpftool/common.c:1340:
+	CMS_ContentInfo *cms = NULL;
 	                ^

CHECK: spaces preferred around that '*' (ctx:WxV)
#219: FILE: tools/bpf/bpftool/common.c:1343:
+	PKCS7 *pkcs7 = NULL;
 	      ^

WARNING: line length of 94 exceeds 80 columns
#291: FILE: tools/bpf/bpftool/gen.c:508:
+	SHA256((const unsigned char *)opts->data, opts->data_sz, hash + SHA256_DIGEST_LENGTH);

WARNING: Avoid line continuations in quoted strings
#325: FILE: tools/bpf/bpftool/gen.c:812:
+		codegen("\

WARNING: line length of 100 exceeds 80 columns
#328: FILE: tools/bpf/bpftool/gen.c:815:
+			static const char opts_signature[] __attribute__((__aligned__(8))) = \"\\\n\

WARNING: Prefer __aligned(8) over __attribute__((__aligned__(8)))
#328: FILE: tools/bpf/bpftool/gen.c:815:
+			static const char opts_signature[] __attribute__((__aligned__(8))) = \"\\\n\

WARNING: Avoid line continuations in quoted strings
#331: FILE: tools/bpf/bpftool/gen.c:818:
+		codegen("\

WARNING: unnecessary whitespace before a quoted newline
#333: FILE: tools/bpf/bpftool/gen.c:820:
+		\";							    \n\

WARNING: line length of 106 exceeds 80 columns
#334: FILE: tools/bpf/bpftool/gen.c:821:
+			static const int opts_signature_maps[1] __attribute__((__aligned__(8))) = {0}; \n\

WARNING: Prefer __aligned(8) over __attribute__((__aligned__(8)))
#334: FILE: tools/bpf/bpftool/gen.c:821:
+			static const int opts_signature_maps[1] __attribute__((__aligned__(8))) = {0}; \n\

WARNING: Avoid line continuations in quoted strings
#336: FILE: tools/bpf/bpftool/gen.c:823:
+		codegen("\

WARNING: Avoid line continuations in quoted strings
#355: FILE: tools/bpf/bpftool/gen.c:842:
+		codegen("\

WARNING: unnecessary whitespace before a quoted newline
#357: FILE: tools/bpf/bpftool/gen.c:844:
+		\";							    \n\

total: 1 errors, 14 warnings, 4 checks, 425 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 84a6ff8c11f5 ("bpftool: Allow signing of light-skeleton programs") 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.