linux/drivers/target
Maurizio Lombardi a0fde512f7 scsi: target: core: Fix invalid memory access
nr_attrs should start counting from zero, otherwise we will end up
dereferencing an invalid memory address.

$ targetcli /loopback create

 general protection fault
 RIP: 0010:configfs_create_file+0x12/0x70
 Call Trace:
  <TASK>
  configfs_attach_item.part.0+0x5f/0x150
  configfs_attach_group.isra.0+0x49/0x120
  configfs_mkdir+0x24f/0x4d0
  vfs_mkdir+0x192/0x240
  do_mkdirat+0x131/0x160
  __x64_sys_mkdir+0x48/0x70
  do_syscall_64+0x5c/0x90

Fixes: 31177b7479 ("scsi: target: core: Add RTPI attribute for target port")
Signed-off-by: Maurizio Lombardi <mlombard@redhat.com>
Link: https://lore.kernel.org/r/20230407130033.556644-1-mlombard@redhat.com
Acked-by: Dmitry Bogdanov <d.bogdanov@yadro.com>
Reviewed-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2023-04-11 20:49:43 -04:00
..
iscsi Merge branch '6.3/scsi-fixes' into 6.4/scsi-staging 2023-03-31 21:45:14 -04:00
loopback scsi: target: tcm_loop: Remove redundant driver match function 2023-03-24 20:44:14 -04:00
sbp scsi: target: sbp: Remove default fabric ops callouts 2023-03-16 23:36:36 -04:00
tcm_fc scsi: target: fcoe: Remove default fabric ops callouts 2023-03-16 23:36:36 -04:00
tcm_remote scsi: target: Add virtual remote target 2023-03-16 23:36:37 -04:00
Kconfig scsi: target: Add virtual remote target 2023-03-16 23:36:37 -04:00
Makefile scsi: target: Add virtual remote target 2023-03-16 23:36:37 -04:00
target_core_alua.c scsi: target: core: Use RTPI from target port 2023-03-09 21:29:23 -05:00
target_core_alua.h
target_core_configfs.c scsi: target: Add default fabric ops callouts 2023-03-16 23:36:35 -04:00
target_core_device.c Merge patch series "target: TMF and recovery fixes" 2023-03-24 17:39:15 -04:00
target_core_fabric_configfs.c scsi: target: core: Fix invalid memory access 2023-04-11 20:49:43 -04:00
target_core_fabric_lib.c
target_core_file.c target: use bvec_set_page to initialize bvecs 2023-02-03 08:20:55 -07:00
target_core_file.h
target_core_hba.c
target_core_iblock.c SCSI misc on 20221213 2022-12-14 08:58:51 -08:00
target_core_iblock.h scsi: target: iblock: Add backend plug/unplug callouts 2021-03-04 17:37:02 -05:00
target_core_internal.h Merge patch series "target: TMF and recovery fixes" 2023-03-24 17:39:15 -04:00
target_core_pr.c scsi: target: core: Use RTPI from target port 2023-03-09 21:29:23 -05:00
target_core_pr.h scsi: target: core: Unify NAA identifier generation 2021-05-15 14:14:28 -04:00
target_core_pscsi.c scsi: target: target_core_pscsi: Convert to scsi_execute_cmd() 2023-01-13 21:34:09 -05:00
target_core_pscsi.h scsi: target: pscsi: Remove struct pscsi_plugin_task 2022-03-01 22:21:49 -05:00
target_core_rd.c scsi: target: Add the DUMMY flag to rd_mcp 2021-04-05 23:26:38 -04:00
target_core_rd.h scsi: target: Add the DUMMY flag to rd_mcp 2021-04-05 23:26:38 -04:00
target_core_sbc.c scsi: target: core: Fix hard lockup when executing a compare-and-write command 2022-11-24 03:22:58 +00:00
target_core_spc.c scsi: target: core: Remove unused 'prod_len' variable 2023-04-02 21:35:52 -04:00
target_core_stat.c scsi: target: core: Use RTPI from target port 2023-03-09 21:29:23 -05:00
target_core_tmr.c scsi: target: Fix multiple LUN_RESET handling 2023-03-24 17:32:23 -04:00
target_core_tpg.c Merge patch series "target: TMF and recovery fixes" 2023-03-24 17:39:15 -04:00
target_core_transport.c scsi: target: iscsit: isert: Alloc per conn cmd counter 2023-03-24 17:32:23 -04:00
target_core_ua.c
target_core_ua.h
target_core_user.c mm: replace vma->vm_flags direct modifications with modifier calls 2023-02-09 16:51:39 -08:00
target_core_xcopy.c scsi: target: Pass in cmd counter to use during cmd setup 2023-03-24 17:32:23 -04:00
target_core_xcopy.h scsi: target: core: Change the way target_xcopy_do_work() sets restiction on max I/O 2022-11-24 02:16:19 +00:00