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target: Delete tmr from list before processing

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This patch does an explicit list_del_init(tmr->tmr_list) in
core_tmr_drain_tmr_list() before starting processing of
outstanding TMRs to abort, instead of explicitly checking
which TMR descriptor matches the caller.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: David Disseldorp <ddiss@suse.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Bart Van Assche 2017-02-14 16:25:54 -08:00 committed by Nicholas Bellinger
parent e3b88ee95b
commit 51ec502a32
1 changed files with 1 additions and 6 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

7
drivers/target/target_core_tmr.c
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@ -215,13 +215,8 @@ static void core_tmr_drain_tmr_list(
* LUN_RESET tmr.. * LUN_RESET tmr..
*/ */
spin_lock_irqsave(&dev->se_tmr_lock, flags); spin_lock_irqsave(&dev->se_tmr_lock, flags);
list_del_init(&tmr->tmr_list);
list_for_each_entry_safe(tmr_p, tmr_pp, &dev->dev_tmr_list, tmr_list) { list_for_each_entry_safe(tmr_p, tmr_pp, &dev->dev_tmr_list, tmr_list) {
/*
* Allow the received TMR to return with FUNCTION_COMPLETE.
*/
if (tmr_p == tmr)
continue;
cmd = tmr_p->task_cmd; cmd = tmr_p->task_cmd;
if (!cmd) { if (!cmd) {
pr_err("Unable to locate struct se_cmd for TMR\n"); pr_err("Unable to locate struct se_cmd for TMR\n");