[PATCH] Set error value while device_add() failed.

[yangsheng]

Signed-off-by: yangsheng <sickamd@xxxxxxxxx>
---
 drivers/scsi/sd.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index d21dd17..2ca5250 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -2474,7 +2474,8 @@ static int sd_probe(struct device *dev)
 	sdkp->dev.class = &sd_disk_class;
 	dev_set_name(&sdkp->dev, dev_name(dev));
 
-	if (device_add(&sdkp->dev))
+	error = device_add(&sdkp->dev);
+	if (error)
 		goto out_free_index;
 
 	get_device(dev);
-- 
1.7.2.3

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