WARNING: Missing or malformed SPDX-License-Identifier tag in line 1 #63: FILE: include/linux/random.h:1: + WARNING: Misplaced SPDX-License-Identifier tag - use line 1 instead #64: FILE: include/linux/random.h:2: /* SPDX-License-Identifier: GPL-2.0 */ total: 0 errors, 2 warnings, 0 checks, 72 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 b9f7a9437f67 ("treewide: Remove asm/timex.h includes from generic code") 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, 2 warnings, 0 checks, 72 lines checked