octeontx2-af: cn10k: mcs: Fix error return code in mcs_register_interrupts()

If alloc_mem() fails in mcs_register_interrupts(), it should return error
code.

Fixes: 6c635f78c474 ("octeontx2-af: cn10k: mcs: Handle MCS block interrupts")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mcs.c b/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
index 5ba618a..4a343f8 100644 (file)
--- a/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
@@ -1182,8 +1182,10 @@ static int mcs_register_interrupts(struct mcs *mcs)
        mcs_reg_write(mcs, MCSX_PAB_TX_SLAVE_PAB_INT_ENB, 0xff);
 
        mcs->tx_sa_active = alloc_mem(mcs, mcs->hw->sc_entries);
-       if (!mcs->tx_sa_active)
+       if (!mcs->tx_sa_active) {
+               ret = -ENOMEM;
                goto exit;
+       }
 
        return ret;
 exit: