tree: https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git T3 head: 8bb72026a69d4b951665d8628a61a8049fb3eb8d commit: b9cbde9478868ca74055e4be2c86409dd4369d07 [63/82] vfs: Move the subtype parameter into fuse config: x86_64-lkp (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: git checkout b9cbde9478868ca74055e4be2c86409dd4369d07 # save the attached .config to linux build tree make ARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): fs/fs_context.c: In function 'vfs_clean_context': >> fs/fs_context.c:737:12: error: 'struct fs_context' has no member named 'subtype'; did you mean 'fs_type'? kfree(fc->subtype); ^~~~~~~ fs_type fs/fs_context.c:738:6: error: 'struct fs_context' has no member named 'subtype'; did you mean 'fs_type'? fc->subtype = NULL; ^~~~~~~ fs_type vim +737 fs/fs_context.c ecdab150f David Howells 2018-11-01 714 ecdab150f David Howells 2018-11-01 715 /* ecdab150f David Howells 2018-11-01 716 * Clean up a context after performing an action on it and put it into a state ecdab150f David Howells 2018-11-01 717 * from where it can be used to reconfigure a superblock. ecdab150f David Howells 2018-11-01 718 * ecdab150f David Howells 2018-11-01 719 * Note that here we do only the parts that can't fail; the rest is in ecdab150f David Howells 2018-11-01 720 * finish_clean_context() below and in between those fs_context is marked ecdab150f David Howells 2018-11-01 721 * FS_CONTEXT_AWAITING_RECONF. The reason for splitup is that after ecdab150f David Howells 2018-11-01 722 * successful mount or remount we need to report success to userland. ecdab150f David Howells 2018-11-01 723 * Trying to do full reinit (for the sake of possible subsequent remount) ecdab150f David Howells 2018-11-01 724 * and failing to allocate memory would've put us into a nasty situation. ecdab150f David Howells 2018-11-01 725 * So here we only discard the old state and reinitialization is left ecdab150f David Howells 2018-11-01 726 * until we actually try to reconfigure. ecdab150f David Howells 2018-11-01 727 */ ecdab150f David Howells 2018-11-01 728 void vfs_clean_context(struct fs_context *fc) ecdab150f David Howells 2018-11-01 729 { ecdab150f David Howells 2018-11-01 730 if (fc->need_free && fc->ops && fc->ops->free) ecdab150f David Howells 2018-11-01 731 fc->ops->free(fc); ecdab150f David Howells 2018-11-01 732 fc->need_free = false; ecdab150f David Howells 2018-11-01 733 fc->fs_private = NULL; ecdab150f David Howells 2018-11-01 734 fc->s_fs_info = NULL; ecdab150f David Howells 2018-11-01 735 fc->sb_flags = 0; ecdab150f David Howells 2018-11-01 736 security_free_mnt_opts(&fc->security); ecdab150f David Howells 2018-11-01 @737 kfree(fc->subtype); ecdab150f David Howells 2018-11-01 738 fc->subtype = NULL; ecdab150f David Howells 2018-11-01 739 kfree(fc->source); ecdab150f David Howells 2018-11-01 740 fc->source = NULL; ecdab150f David Howells 2018-11-01 741 ecdab150f David Howells 2018-11-01 742 fc->purpose = FS_CONTEXT_FOR_RECONFIGURE; ecdab150f David Howells 2018-11-01 743 fc->phase = FS_CONTEXT_AWAITING_RECONF; ecdab150f David Howells 2018-11-01 744 } ecdab150f David Howells 2018-11-01 745 :::::: The code at line 737 was first introduced by commit :::::: ecdab150fddb42fe6a739335257949220033b782 vfs: syscall: Add fsconfig() for configuring and managing a context :::::: TO: David Howells <dhowells@xxxxxxxxxx> :::::: CC: Al Viro <viro@xxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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