If cdev_add fails in sg_add, sg_remove crashes since class_data is
bogus.
Signed-off-by: FUJITA Tomonori <[EMAIL PROTECTED]>
---
drivers/scsi/sg.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index f1871ea..92b4367 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1418,7 +1418,6 @@ sg_add(struct class_device *cl_dev, struct
class_interface *cl_intf)
goto out;
}
- class_set_devdata(cl_dev, sdp);
error = cdev_add(cdev, MKDEV(SCSI_GENERIC_MAJOR, sdp->index), 1);
if (error)
goto cdev_add_err;
@@ -1447,6 +1446,8 @@ sg_add(struct class_device *cl_dev, struct
class_interface *cl_intf)
"Attached scsi generic sg%d type %d\n", sdp->index,
scsidp->type);
+ class_set_devdata(cl_dev, sdp);
+
return 0;
cdev_add_err:
--
1.5.3.4
-
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