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authorRoberto Sassu <rsassu@suse.de>2017-01-11 11:06:42 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2017-01-11 22:56:58 -0500
commitcd60be4916ae689387d04b86b6fc15931e4c95ae (patch)
tree3b3a9e74ec7af6109a43e53ae62a5ff5702a63bf /drivers
parent98624c4fed0abd848b291fbd3da18c2251b79429 (diff)
scsi: lpfc: avoid double free of resource identifiers
Set variables initialized in lpfc_sli4_alloc_resource_identifiers() to NULL if an error occurred. Otherwise, lpfc_sli4_driver_resource_unset() attempts to free the memory again. Signed-off-by: Roberto Sassu <rsassu@suse.de> Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de> Acked-by: James Smart <james.smart@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 4faa7672fc1d..a78a3df68f67 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -5954,18 +5954,25 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
free_vfi_bmask:
kfree(phba->sli4_hba.vfi_bmask);
+ phba->sli4_hba.vfi_bmask = NULL;
free_xri_ids:
kfree(phba->sli4_hba.xri_ids);
+ phba->sli4_hba.xri_ids = NULL;
free_xri_bmask:
kfree(phba->sli4_hba.xri_bmask);
+ phba->sli4_hba.xri_bmask = NULL;
free_vpi_ids:
kfree(phba->vpi_ids);
+ phba->vpi_ids = NULL;
free_vpi_bmask:
kfree(phba->vpi_bmask);
+ phba->vpi_bmask = NULL;
free_rpi_ids:
kfree(phba->sli4_hba.rpi_ids);
+ phba->sli4_hba.rpi_ids = NULL;
free_rpi_bmask:
kfree(phba->sli4_hba.rpi_bmask);
+ phba->sli4_hba.rpi_bmask = NULL;
err_exit:
return rc;
}