[SCSI] scsi_error: disable eh_deadline if no host_reset_handler is set
When the host template doesn't declare an eh_host_reset_handler
the eh_deadline mechanism is pointless and will set the
device to offline. So disable eh_deadline if no
eh_host_reset_handler is present.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 665acbf..8dab6dd 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -300,7 +300,9 @@
int ret = -EINVAL;
unsigned long deadline, flags;
- if (shost->transportt && shost->transportt->eh_strategy_handler)
+ if (shost->transportt &&
+ (shost->transportt->eh_strategy_handler ||
+ !shost->hostt->eh_host_reset_handler))
return ret;
if (!strncmp(buf, "off", strlen("off")))