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scsi: target: core: Fix memory leak in preempt_and_abort

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Always release preempt_and_abort_list to avoid memory leak of
t10_pr_registration objects in it.

Link: https://lore.kernel.org/r/20220909090425.14479-3-d.bogdanov@yadro.com
Reviewed-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Dmitry Bogdanov <d.bogdanov@yadro.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Dmitry Bogdanov 2022-09-09 12:04:23 +03:00 committed by Martin K. Petersen
parent 1f1009ea8c
commit f050a7c66c
1 changed files with 5 additions and 4 deletions
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9
drivers/target/target_core_pr.c
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@ -2956,13 +2956,14 @@ core_scsi3_pro_preempt(struct se_cmd *cmd, int type, int scope, u64 res_key,
__core_scsi3_complete_pro_preempt(dev, pr_reg_n,
(preempt_type == PREEMPT_AND_ABORT) ? &preempt_and_abort_list : NULL,
type, scope, preempt_type);
if (preempt_type == PREEMPT_AND_ABORT)
core_scsi3_release_preempt_and_abort(
&preempt_and_abort_list, pr_reg_n);
}
spin_unlock(&dev->dev_reservation_lock);
if (preempt_type == PREEMPT_AND_ABORT)
core_scsi3_release_preempt_and_abort(
&preempt_and_abort_list, pr_reg_n);
if (pr_tmpl->pr_aptpl_active)
core_scsi3_update_and_write_aptpl(cmd->se_dev, true);