If scsi_target_block() fails that can break the code that calls this
function. Hence complain loudly if scsi_target_block() fails.
Cc: Christoph Hellwig <h...@lst.de>
Cc: Hannes Reinecke <h...@suse.com>
Cc: Johannes Thumshirn <jthumsh...@suse.de>
Cc: Ming Lei <ming....@redhat.com>
Signed-off-by: Bart Van Assche <bvanass...@acm.org>
---
drivers/scsi/scsi_lib.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 7a4ac7a8e907..d47d637e6be2 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2772,7 +2772,12 @@ static int scsi_internal_device_unblock(struct
scsi_device *sdev,
static void
device_block(struct scsi_device *sdev, void *data)
{
- scsi_internal_device_block(sdev);
+ int ret;
+
+ ret = scsi_internal_device_block(sdev);
+
+ WARN_ONCE(ret, "scsi_internal_device_block(%s) failed: ret = %d\n",
+ dev_name(&sdev->sdev_gendev), ret);
}
static int
--
2.22.0.770.g0f2c4a37fd-goog
