nfp: fix memory leak on FW load error

Free management FW info when app FW load failed.

Fixes: eefbde7e1002 ("nfp: add hwmon support")
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/netronome/nfp/nfp_main.c

@@ -279,6 +279,7 @@ static int nfp_nsp_init(struct pci_dev *pdev, struct nfp_pf *pf)
 
 	err = nfp_fw_load(pdev, pf, nsp);
 	if (err < 0) {
+		kfree(pf->nspi);
 		kfree(pf->eth_tbl);
 		dev_err(&pdev->dev, "Failed to load FW\n");
 		goto exit_close_nsp;