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Date: Thu, 23 Aug 2018 09:53:33 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Chengguang Xu <cgxu519@....com>, Jakub Kicinski <jakub.kicinski@...ronome.com>, "David S. Miller" <davem@...emloft.net>, Sasha Levin <alexander.levin@...rosoft.com> Subject: [PATCH 4.14 100/217] nfp: cast sizeof() to int when comparing with error code 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Chengguang Xu <cgxu519@....com> [ Upstream commit 2d2595719a97c876f35b1e60e5768e58753b268c ] sizeof() will return unsigned value so in the error check negative error code will be always larger than sizeof(). Fixes: a0d8e02c35ff ("nfp: add support for reading nffw info") Signed-off-by: Chengguang Xu <cgxu519@....com> Acked-by: Jakub Kicinski <jakub.kicinski@...ronome.com> Signed-off-by: David S. Miller <davem@...emloft.net> Signed-off-by: Sasha Levin <alexander.levin@...rosoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nffw.c @@ -232,7 +232,7 @@ struct nfp_nffw_info *nfp_nffw_info_open err = nfp_cpp_read(cpp, nfp_resource_cpp_id(state->res), nfp_resource_address(state->res), fwinf, sizeof(*fwinf)); - if (err < sizeof(*fwinf)) + if (err < (int)sizeof(*fwinf)) goto err_release; if (!nffw_res_flg_init_get(fwinf))
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