net: ethernet: ti: cpsw: fix error return code in cpsw_probe()

[ Upstream commit 35f735c ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 83a8471 ("net: ethernet: ti: cpsw: refactor probe to group common hw initialization")
Reported-by: Hulk Robot <[email protected]>
Signed-off-by: Zhang Changzhong <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

drivers/net/ethernet/ti/cpsw.c

@@ -1640,6 +1640,7 @@ static int cpsw_probe(struct platform_device *pdev)
 				       CPSW_MAX_QUEUES, CPSW_MAX_QUEUES);
 	if (!ndev) {
 		dev_err(dev, "error allocating net_device\n");
+		ret = -ENOMEM;
 		goto clean_cpts;
 	}