WARNING: line length of 90 exceeds 80 columns
#35: FILE: include/uapi/linux/bpf.h:1762:
+				__aligned_u64	log_buf;	/* user supplied buffer */

WARNING: line length of 89 exceeds 80 columns
#36: FILE: include/uapi/linux/bpf.h:1763:
+				__u32		log_size;	/* size of user buffer */

CHECK: No space is necessary after a cast
#108: FILE: kernel/bpf/syscall.c:5353:
+				    (char __user *) (unsigned long) log_buf,

WARNING: line length of 87 exceeds 80 columns
#137: FILE: kernel/bpf/syscall.c:5397:
+						      attr->link_create.tracing.cookie,

CHECK: No space is necessary after a cast
#147: FILE: kernel/bpf/syscall.c:5442:
+		(void) bpf_vlog_finalize(log, &log_true_size);

total: 0 errors, 3 warnings, 2 checks, 118 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 194fe21d7809 ("bpf: Improve error reporting for freplace attachment failure") 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, 3 warnings, 2 checks, 118 lines checked