nitrogen6x: Fix the error handling in board_eth_init()
We should not return 0 on failure, so return a negative error code
instead.
Also centralize the error path so that is easier to follow.
Cc: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Troy Kisky <troy.kisky@boundarydevices.com>
diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c
index d46b8db..104d71f 100644
--- a/board/boundary/nitrogen6x/nitrogen6x.c
+++ b/board/boundary/nitrogen6x/nitrogen6x.c
@@ -387,20 +387,17 @@
#ifdef CONFIG_FEC_MXC
bus = fec_get_miibus(base, -1);
if (!bus)
- return 0;
+ return -EINVAL;
/* scan phy 4,5,6,7 */
phydev = phy_find_by_mask(bus, (0xf << 4), PHY_INTERFACE_MODE_RGMII);
if (!phydev) {
- free(bus);
- return 0;
+ ret = -EINVAL;
+ goto free_bus;
}
printf("using phy at %d\n", phydev->addr);
ret = fec_probe(bis, -1, base, bus, phydev);
- if (ret) {
- printf("FEC MXC: %s:failed\n", __func__);
- free(phydev);
- free(bus);
- }
+ if (ret)
+ goto free_phydev;
#endif
#ifdef CONFIG_CI_UDC
@@ -408,6 +405,12 @@
usb_eth_initialize(bis);
#endif
return 0;
+
+free_phydev:
+ free(phydev);
+free_bus:
+ free(bus);
+ return ret;
}
static void setup_buttons(void)