CHECK: extern prototypes should be avoided in .h files
#28: FILE: include/linux/console.h:795:
+extern void register_console_force(struct console *c);

CHECK: Please don't use multiple blank lines
#137: FILE: kernel/printk/printk.c:4207:
 
+

total: 0 errors, 0 warnings, 2 checks, 113 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 9d58504317bc ("printk: Introduce register_console_force") 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.
total: 0 errors, 0 warnings, 2 checks, 113 lines checked