Commit 50756ebe authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller

stmmac: fix an error code in stmmac_ptp_register()

PTR_ERR(NULL) is success.  We have to preserve the error code earlier.

Fixes: 7086605a ("stmmac: fix error check when init ptp")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 93966b71
...@@ -185,8 +185,10 @@ int stmmac_ptp_register(struct stmmac_priv *priv) ...@@ -185,8 +185,10 @@ int stmmac_ptp_register(struct stmmac_priv *priv)
priv->ptp_clock = ptp_clock_register(&priv->ptp_clock_ops, priv->ptp_clock = ptp_clock_register(&priv->ptp_clock_ops,
priv->device); priv->device);
if (IS_ERR(priv->ptp_clock)) { if (IS_ERR(priv->ptp_clock)) {
int ret = PTR_ERR(priv->ptp_clock);
priv->ptp_clock = NULL; priv->ptp_clock = NULL;
return PTR_ERR(priv->ptp_clock); return ret;
} }
spin_lock_init(&priv->ptp_lock); spin_lock_init(&priv->ptp_lock);
......
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