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401bb4169d
linux/drivers/scsi/lpfc
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Dick Kennedy 401bb4169d scsi: lpfc: fix pci hot plug crash in list_add call 
During pci hot plug, the kernel crashes in a list_add_call

The lookup by tag function will return null if the IOCB is out of range
or does not have the on txcmplq flag set.

Fix: Check for null return from lookup by tag.

Cc: <stable@vger.kernel.org> # 4.12+
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2017-10-02 22:46:32 -04:00
..
lpfc_attr.c SCSI misc on 20170907 2017-09-07 21:11:05 -07:00
lpfc_attr.h scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
lpfc_bsg.c scsi: lpfc: remove useless code in lpfc_sli4_bsg_link_diag_test 2017-08-24 22:29:09 -04:00
lpfc_bsg.h scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00
lpfc_compat.h scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00
lpfc_crtn.h scsi: lpfc: Fix MRQ > 1 context list handling 2017-08-24 22:29:41 -04:00
lpfc_ct.c scsi: lpfc: convert info messages to standard messages 2017-08-24 22:29:36 -04:00
lpfc_debugfs.c SCSI misc on 20170907 2017-09-07 21:11:05 -07:00
lpfc_debugfs.h scsi: lpfc: avoid false-positive gcc-8 warning 2017-08-25 18:26:52 -04:00
lpfc_disc.h scsi: lpfc: Fix handling of FCP and NVME FC4 types in Pt2Pt topology 2017-08-24 22:29:37 -04:00
lpfc_els.c scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
lpfc_hbadisc.c scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
lpfc_hw4.h scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
lpfc_hw.h scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
lpfc_ids.h scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00
lpfc_init.c scsi: lpfc: fix pci hot plug crash in timer management routines 2017-10-02 22:46:32 -04:00
lpfc_logmsg.h scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00
lpfc_mbox.c scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
lpfc_mem.c scsi: lpfc: Replace PCI pool old API 2017-08-07 14:04:01 -04:00
lpfc_nl.h scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00
lpfc_nportdisc.c scsi: lpfc: Fix handling of FCP and NVME FC4 types in Pt2Pt topology 2017-08-24 22:29:37 -04:00
lpfc_nvme.c scsi: lpfc: Cocci spatch "pool_zalloc-simple" 2017-09-25 19:05:38 -04:00
lpfc_nvme.h scsi: lpfc: Fix transition nvme-i rport handling to nport only. 2017-06-12 21:37:30 -04:00
lpfc_nvmet.c SCSI misc on 20170907 2017-09-07 21:11:05 -07:00
lpfc_nvmet.h SCSI misc on 20170907 2017-09-07 21:11:05 -07:00
lpfc_scsi.c scsi: lpfc: Replace PCI pool old API 2017-08-07 14:04:01 -04:00
lpfc_scsi.h scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00
lpfc_sli4.h scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
lpfc_sli.c scsi: lpfc: fix pci hot plug crash in list_add call 2017-10-02 22:46:32 -04:00
lpfc_sli.h scsi: lpfc: Add auto EQ delay logic 2017-06-12 21:37:31 -04:00
lpfc_version.h scsi: lpfc: lpfc version bump 11.4.0.3 2017-08-24 22:29:44 -04:00
lpfc_vport.c Fix crash after issuing lip reset 2017-04-24 09:25:49 +02:00
lpfc_vport.h scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00
lpfc.h scsi: lpfc: Add Buffer to Buffer credit recovery support 2017-08-24 22:29:43 -04:00
Makefile scsi: lpfc: Update copyrights 2017-02-22 18:41:44 -05:00