CHECK: Prefer kernel type 'u32' over 'uint32_t'
#73: FILE: kernel/kexec_pe_image.c:65:
+	uint32_t size;     // Size of decompressed data

CHECK: Prefer using the BIT macro
#77: FILE: kernel/kexec_pe_image.c:69:
+#define MAX_KEXEC_RES_SIZE	(1 << 29)

CHECK: Blank lines aren't necessary after an open brace '{'
#98: FILE: kernel/kexec_pe_image.c:90:
+{
+

CHECK: Please don't use multiple blank lines
#103: FILE: kernel/kexec_pe_image.c:95:
+
+

CHECK: Comparison to NULL could be written "!res->name"
#135: FILE: kernel/kexec_pe_image.c:127:
+	if (res->name == NULL) {

WARNING: line length of 101 exceeds 80 columns
#136: FILE: kernel/kexec_pe_image.c:128:
+		pr_err("Invalid resource name: %s, should be 'kernel', 'initrd', 'cmdline'\n", name);

WARNING: line length of 98 exceeds 80 columns
#159: FILE: kernel/kexec_pe_image.c:151:
+__bpf_kfunc struct mem_range_result *bpf_kexec_decompress(char *image_gz_payload, int image_gz_sz,

CHECK: Alignment should match open parenthesis
#160: FILE: kernel/kexec_pe_image.c:152:
+__bpf_kfunc struct mem_range_result *bpf_kexec_decompress(char *image_gz_payload, int image_gz_sz,
+			unsigned int expected_decompressed_sz)

WARNING: Possible unnecessary 'out of memory' message
#173: FILE: kernel/kexec_pe_image.c:165:
+	if (!range) {
+		pr_err("fail to allocate mem_range_result\n");

WARNING: Possible unnecessary 'out of memory' message
#180: FILE: kernel/kexec_pe_image.c:172:
+	if (!input_buf) {
+		pr_err("fail to allocate input buffer\n");

WARNING: line length of 81 exceeds 80 columns
#185: FILE: kernel/kexec_pe_image.c:177:
+	ret = copy_from_kernel_nofault(input_buf, image_gz_payload, image_gz_sz);

WARNING: Using vsprintf specifier '%px' potentially exposes the kernel memory layout, if you don't really need the address please consider using '%p'.
#187: FILE: kernel/kexec_pe_image.c:179:
+		pr_err("Error when copying from 0x%px, size:0x%x\n",
+				image_gz_payload, image_gz_sz);

CHECK: Alignment should match open parenthesis
#188: FILE: kernel/kexec_pe_image.c:180:
+		pr_err("Error when copying from 0x%px, size:0x%x\n",
+				image_gz_payload, image_gz_sz);

WARNING: Possible unnecessary 'out of memory' message
#196: FILE: kernel/kexec_pe_image.c:188:
+	if (!output_buf) {
+		pr_err("fail to allocate output buffer\n");

CHECK: Alignment should match open parenthesis
#212: FILE: kernel/kexec_pe_image.c:204:
+	ret = decompressor(image_gz_payload, image_gz_sz, NULL, NULL,
+				output_buf, NULL, NULL);

WARNING: line length of 81 exceeds 80 columns
#258: FILE: kernel/kexec_pe_image.c:527:
+	ret = register_btf_kfunc_id_set(BPF_PROG_TYPE_TRACING, &kexec_kfunc_set);

total: 0 errors, 8 warnings, 8 checks, 209 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 968f0ba4cca2 ("bpf/kexec: Introduce three bpf kfunc for kexec") 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, 8 warnings, 8 checks, 209 lines checked