From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leon Romanovsky Subject: Re: [PATCH] ib_core: Init subsys if compiled to vmlinuz-core Date: Mon, 27 Nov 2017 15:43:35 +0200 Message-ID: <20171127134335.GN29104@mtr-leonro.local> References: <20171127133905.8231-1-dmonakhov@openvz.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="hABqaeELJqnDDeDE" Return-path: Content-Disposition: inline In-Reply-To: <20171127133905.8231-1-dmonakhov-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Dmitry Monakhov Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-rdma@vger.kernel.org --hABqaeELJqnDDeDE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Nov 27, 2017 at 01:39:05PM +0000, Dmitry Monakhov wrote: > Once infiniband was compiled as core component it's subsystem must be > enabled before device initialization. Otherwise this result NULL pointer > dereference during mlx4_core init, calltrace: > ->device_add > if (dev->class) { > deref dev->class->p =>NULLPTR > > #Config > CONFIG_NET_DEVLINK=y > CONFIG_MAY_USE_DEVLINK=y > CONFIG_MLX4_EN=y > > Signed-off-by: Dmitry Monakhov > --- > drivers/infiniband/core/device.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > Thanks, Reviewed-by: Leon Romanovsky --hABqaeELJqnDDeDE Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEkhr/r4Op1/04yqaB5GN7iDZyWKcFAlocFocACgkQ5GN7iDZy WKdwgw//a4mAmKLiyQh36GBRXZvj7PVI1w4f9vVP00LbznyiQMdH9NnYmC/lbLKq Zff7SHZqMoE3CcoBAwauUD8gUBnyvSG590POevGWjjb2BChAtupxsJwAwAjr2Rvd N9kC2S+n8BXn6Z1DA/gHqdPLqEferWShFqDqMXNPy2X1rUXG5V3S/xVzf60yzDdP R/H7LHdPxN9VV18RfFS4mZnnTBpfUt6TnuuMLt6xyHL+yWbzcxY8cuh0C4whnuoL 0pEOADZ9+BAS9bsqM+FeTlqVDyMukxY+YCLPetft5mRg1lTXYUeUwsSm2INeNACv 7FXUGuXJS4LWF/o+59YAPAyXwGzzOTbOsmjjQmDz8/giIb37Lp23H9B3YdOquoHR P8o1Lr1r7K/HmG9r3dAuIgqm7tNFs5IhPaiGwQ2HM/BM5fFaKh4NA6Lo/Nnc4bIn OoRjRsDdKhCHoZcttjVxkFbjDZTS9jPHWz++Rd5/dTBfp0KM7ruTr7uaax7/vk+o izhiDjLnVVQh4y2dwyC3j6DFLuTeQiO/L3ckhoIYDH4og50/01VmlJn6rAfB2GFB w4wzOuteyH10mSPBRh0IFRSP2u9zE1TnFf8WKMp5ykYB2XXLZgUlgKDCNydrDwxf yuAX2+YJbODlVeWzEmT77v+EYb3tbuaYEDtRS39fH1zkCTrfcTQ= =dUOq -----END PGP SIGNATURE----- --hABqaeELJqnDDeDE-- -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html