scsi_sysfs_add_sdev ignores the bsg_register_queue failure, so
bsg_unregister_queue must check whether the queue has a bsg device.
Signed-off-by: FUJITA Tomonori <[EMAIL PROTECTED]>
---
block/bsg.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/block/bsg.c b/block/bsg.c
index 4eebcd5..1ba9bc6 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -932,7 +932,8 @@ void bsg_unregister_queue(struct request
{
struct bsg_class_device *bcd = &q->bsg_dev;
- WARN_ON(!bcd->class_dev);
+ if (!bcd->class_dev)
+ return;
mutex_lock(&bsg_mutex);
sysfs_remove_link(&q->kobj, "bsg");
--
1.4.3.2
-
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