| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.17 128/324] nfp: cast sizeof() to int when comparing with error code | Date | Thu, 23 Aug 2018 09:53:14 +0200 |
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4.17-stable review patch. If anyone has any objections, please let me know.
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From: Chengguang Xu <cgxu519@gmx.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@gmx.com> Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.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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