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MFC: if_bridge: use IF_MINMTU
Replace incorrect constant 576 with IF_MINMTU to check for minimum MTU. This unbreaks bridging tap interfaces with small mtu. MFC after: 1 week
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@ -945,7 +945,7 @@ bridge_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
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break;
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case SIOCSIFMTU:
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if (ifr->ifr_mtu < 576) {
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if (ifr->ifr_mtu < IF_MINMTU) {
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error = EINVAL;
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break;
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}
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