WARNING: line length of 84 exceeds 80 columns
#47: FILE: net/ipv4/tcp_sigpool.c:82:
+		old_scratch = rcu_replace_pointer(per_cpu(sigpool_scratch.pad, cpu),

CHECK: Alignment should match open parenthesis
#48: FILE: net/ipv4/tcp_sigpool.c:83:
+		old_scratch = rcu_replace_pointer(per_cpu(sigpool_scratch.pad, cpu),
 					scratch, lockdep_is_held(&cpool_mutex));

total: 0 errors, 1 warnings, 1 checks, 47 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 b56f424a3575 ("net/tcp_sigpool: Use nested-BH locking for sigpool_scratch.") 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, 1 warnings, 1 checks, 47 lines checked