Commit ae439286 authored by Andrew Lunn's avatar Andrew Lunn Committed by David S. Miller

net: dsa: Error out on tagging protocol mismatches

If there is a mismatch between enabled tagging protocols and the
protocol the switch supports, error out, rather than continue with a
situation which is unlikely to work.
Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
cc: alexander.h.duyck@intel.com
Acked-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f89b7755
...@@ -174,8 +174,11 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index, ...@@ -174,8 +174,11 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
dst->rcv = brcm_netdev_ops.rcv; dst->rcv = brcm_netdev_ops.rcv;
break; break;
#endif #endif
default: case DSA_TAG_PROTO_NONE:
break; break;
default:
ret = -ENOPROTOOPT;
goto out;
} }
dst->tag_protocol = drv->tag_protocol; dst->tag_protocol = drv->tag_protocol;
......
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