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scsi: target/core: Avoid that a kernel oops is triggered when COMPARE AND WRITE fails 

Fixes: aa73237dcb ("scsi: target/core: Always call transport_complete_callback() upon failure")
Reviewed-by: David Disseldorp <ddiss@suse.de>
Cc: Nicholas Bellinger <nab@linux-iscsi.org>
Cc: Mike Christie <mchristi@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Bart Van Assche 2018-11-05 16:44:59 -08:00 committed by Martin K. Petersen
parent 651022382c
commit 5841734fa6
1 changed files with 2 additions and 2 deletions
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4
drivers/target/target_core_transport.c
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@ -1778,7 +1778,7 @@ EXPORT_SYMBOL(target_submit_tmr);
void transport_generic_request_failure(struct se_cmd *cmd,
sense_reason_t sense_reason)
{
int ret = 0;
int ret = 0, post_ret;
pr_debug("-----[ Storage Engine Exception; sense_reason %d\n",
sense_reason);
@ -1790,7 +1790,7 @@ void transport_generic_request_failure(struct se_cmd *cmd,
transport_complete_task_attr(cmd);
if (cmd->transport_complete_callback)
cmd->transport_complete_callback(cmd, false, NULL);
cmd->transport_complete_callback(cmd, false, &post_ret);
if (transport_check_aborted_status(cmd, 1))
return;