[PATCH] nbd: fix return value in error handling path

["Gustavo A. R. Silva" <gustavo@embeddedor.com>]

It seems that the proper value to return in this particular case is the
one contained into variable new_index instead of ret.

Addresses-Coverity-ID: 1465148 ("Copy-paste error")
Fixes: e46c7287b1c2 ("nbd: add a basic netlink interface")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
 drivers/block/nbd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 5f2a424..86258b0 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -1591,7 +1591,7 @@ static int nbd_genl_connect(struct sk_buff *skb, struct genl_info *info)
 			if (new_index < 0) {
 				mutex_unlock(&nbd_index_mutex);
 				printk(KERN_ERR "nbd: failed to add new device\n");
-				return ret;
+				return new_index;
 			}
 			nbd = idr_find(&nbd_index_idr, new_index);
 		}
-- 
2.7.4