Messages in this thread | | | Date | Sun, 22 Aug 2021 09:34:32 +0800 | From | kernel test robot <> | Subject | [mcgrof:20210816-add-disk-error-handling 28/64] drivers/block/swim.c:780:33: error: 'swd' undeclared |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git 20210816-add-disk-error-handling head: e1e79332ea1bba0e751529b114ef9d301bf962a5 commit: 2d5d6d569c2bf06dc7b75a3557ec315435f3d78e [28/64] block/swim: add a helper to remove disks config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git/commit/?id=2d5d6d569c2bf06dc7b75a3557ec315435f3d78e git remote add mcgrof https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git git fetch --no-tags mcgrof 20210816-add-disk-error-handling git checkout 2d5d6d569c2bf06dc7b75a3557ec315435f3d78e # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/block/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
drivers/block/swim.c: In function 'swim_del_disks': >> drivers/block/swim.c:780:33: error: 'swd' undeclared (first use in this function) 780 | for (drive = 0; drive < swd->floppy_count; drive++) { | ^~~ drivers/block/swim.c:780:33: note: each undeclared identifier is reported only once for each function it appears in >> drivers/block/swim.c:783:29: error: 'fw' undeclared (first use in this function); did you mean 'fs'? 783 | if (fw->registered) | ^~ | fs >> drivers/block/swim.c:787:21: error: used struct type value where scalar is required 787 | if (fs->tag_set) | ^~ drivers/block/swim.c: In function 'swim_floppy_init': drivers/block/swim.c:851:33: warning: statement with no effect [-Wunused-value] 851 | swd->unit[drive].registered true; | ~~~~~~~~~~~~~~~~^~~~~~~~~~~ >> drivers/block/swim.c:851:44: error: expected ';' before 'true' 851 | swd->unit[drive].registered true; | ^ ~~~~ | ;
vim +/swd +780 drivers/block/swim.c
774 775 static void swim_del_disks(void) 776 { 777 int drive; 778 struct floppy_state *fs; 779 > 780 for (drive = 0; drive < swd->floppy_count; drive++) { 781 fs = swd->unit[drive]; 782 if (fs->disk) { > 783 if (fw->registered) 784 del_gendisk(fs->disk); 785 blk_cleanup_disk(fs->disk); 786 } > 787 if (fs->tag_set) 788 blk_mq_free_tag_set(&fs->tag_set); 789 } 790 791 unregister_blkdev(FLOPPY_MAJOR, "fd"); 792 } 793 794 static int swim_floppy_init(struct swim_priv *swd) 795 { 796 int err; 797 int drive; 798 struct swim __iomem *base = swd->base; 799 800 /* scan floppy drives */ 801 802 swim_drive(base, INTERNAL_DRIVE); 803 if (swim_readbit(base, DRIVE_PRESENT) && 804 !swim_readbit(base, ONEMEG_DRIVE)) 805 swim_add_floppy(swd, INTERNAL_DRIVE); 806 swim_drive(base, EXTERNAL_DRIVE); 807 if (swim_readbit(base, DRIVE_PRESENT) && 808 !swim_readbit(base, ONEMEG_DRIVE)) 809 swim_add_floppy(swd, EXTERNAL_DRIVE); 810 811 /* register floppy drives */ 812 813 err = register_blkdev(FLOPPY_MAJOR, "fd"); 814 if (err) { 815 printk(KERN_ERR "Unable to get major %d for SWIM floppy\n", 816 FLOPPY_MAJOR); 817 return -EBUSY; 818 } 819 820 spin_lock_init(&swd->lock); 821 822 for (drive = 0; drive < swd->floppy_count; drive++) { 823 err = blk_mq_alloc_sq_tag_set(&swd->unit[drive].tag_set, 824 &swim_mq_ops, 2, BLK_MQ_F_SHOULD_MERGE); 825 if (err) 826 goto exit_put_disks; 827 828 swd->unit[drive].disk = 829 blk_mq_alloc_disk(&swd->unit[drive].tag_set, 830 &swd->unit[drive]); 831 if (IS_ERR(swd->unit[drive].disk)) { 832 blk_mq_free_tag_set(&swd->unit[drive].tag_set); 833 err = PTR_ERR(swd->unit[drive].disk); 834 goto exit_put_disks; 835 } 836 837 swd->unit[drive].swd = swd; 838 } 839 840 for (drive = 0; drive < swd->floppy_count; drive++) { 841 swd->unit[drive].disk->flags = GENHD_FL_REMOVABLE; 842 swd->unit[drive].disk->major = FLOPPY_MAJOR; 843 swd->unit[drive].disk->first_minor = drive; 844 swd->unit[drive].disk->minors = 1; 845 sprintf(swd->unit[drive].disk->disk_name, "fd%d", drive); 846 swd->unit[drive].disk->fops = &floppy_fops; 847 swd->unit[drive].disk->events = DISK_EVENT_MEDIA_CHANGE; 848 swd->unit[drive].disk->private_data = &swd->unit[drive]; 849 set_capacity(swd->unit[drive].disk, 2880); 850 add_disk(swd->unit[drive].disk); > 851 swd->unit[drive].registered true; 852 } 853 854 return 0; 855 856 exit_put_disks: 857 unregister_blkdev(FLOPPY_MAJOR, "fd"); 858 do { 859 struct gendisk *disk = swd->unit[drive].disk; 860 861 if (!disk) 862 continue; 863 blk_cleanup_disk(disk); 864 blk_mq_free_tag_set(&swd->unit[drive].tag_set); 865 } while (drive--); 866 return err; 867 } 868
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