OMG, please ignore this, I thought that NL_SET_ERR_MSG_MOD takes printf like arguments.
- [PATCH net-next] net: mvneta: fix error message when MTU too ... Marek Behún
- Re: [PATCH net-next] net: mvneta: fix error message when... Marek Behún
- Re: [PATCH net-next] net: mvneta: fix error message when... Andrew Lunn