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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-01-15 13:17:47 +0900
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-01-23 11:29:28 -0600
commita24484f281dda11e4fc0041a51907d3564da3d7f (patch)
tree4ce9a5b3f7911d417e16dddf11a9b23f863cce0b /drivers/scsi/sg.c
parentd814c5173c671cf2c88d4e07db01b13312467ecd (diff)
downloadop-kernel-dev-a24484f281dda11e4fc0041a51907d3564da3d7f.zip
op-kernel-dev-a24484f281dda11e4fc0041a51907d3564da3d7f.tar.gz
[SCSI] sg: set class_data after success
If cdev_add fails in sg_add, sg_remove crashes since class_data is bogus. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Douglas Gilbert <dougg@torque.net> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/sg.c')
-rw-r--r--drivers/scsi/sg.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index e65f5d4..ebbf9b4 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1422,7 +1422,6 @@ 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;
@@ -1451,6 +1450,8 @@ 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:
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