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scsi: iscsi: Fix reference count leak in iscsi_boot_create_kobj 

[ Upstream commit 0267ffce56 ]

kobject_init_and_add() takes reference even when it fails. If this
function returns an error, kobject_put() must be called to properly
clean up the memory associated with the object.

Link: https://lore.kernel.org/r/20200528201353.14849-1-wu000273@umn.edu
Reviewed-by: Lee Duncan <lduncan@suse.com>
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
Qiushi Wu 2020-05-28 15:13:53 -05:00 committed by Greg Kroah-Hartman
parent 08904df10d
commit 88d6783484
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/iscsi_boot_sysfs.c
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@ -352,7 +352,7 @@ iscsi_boot_create_kobj(struct iscsi_boot_kset *boot_kset,
boot_kobj->kobj.kset = boot_kset->kset;
if (kobject_init_and_add(&boot_kobj->kobj, &iscsi_boot_ktype,
NULL, name, index)) {
kfree(boot_kobj);
kobject_put(&boot_kobj->kobj);
return NULL;
}
boot_kobj->data = data;