/** * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. * * This source file is released under GPL v2 license (no other versions). * See the COPYING file included in the main directory of this source * distribution for the license terms and conditions. * * @File cthardware.c * * @Brief * This file contains the implementation of hardware access methord. * * @Author Liu Chun * @Date Jun 26 2008 * */ #include "cthardware.h" #include "cthw20k1.h" #include "cthw20k2.h" #include int create_hw_obj(struct pci_dev *pci, enum CHIPTYP chip_type, enum CTCARDS model, struct hw **rhw) { int err; switch (chip_type) { case ATC20K1: err = create_20k1_hw_obj(rhw); break; case ATC20K2: err = create_20k2_hw_obj(rhw); break; default: err = -ENODEV; break; } if (err) return err; (*rhw)->pci = pci; (*rhw)->chip_type = chip_type; (*rhw)->model = model; return 0; } int destroy_hw_obj(struct hw *hw) { int err; switch (hw->pci->device) { case 0x0005: /* 20k1 device */ err = destroy_20k1_hw_obj(hw); break; case 0x000B: /* 20k2 device */ err = destroy_20k2_hw_obj(hw); break; default: err = -ENODEV; break; } return err; } unsigned int get_field(unsigned int data, unsigned int field) { int i; if (WARN_ON(!field)) return 0; /* @field should always be greater than 0 */ for (i = 0; !(field & (1 << i)); ) i++; return (data & field) >> i; } void set_field(unsigned int *data, unsigned int field, unsigned int value) { int i; if (WARN_ON(!field)) return; /* @field should always be greater than 0 */ for (i = 0; !(field & (1 << i)); ) i++; *data = (*data & (~field)) | ((value << i) & field); } ux/net-next.git/log/security/keys/trusted.h'>logtreecommitdiff
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authorVincent <vincent.stehle@laposte.net>2017-01-30 15:06:43 +0100
committerDavid S. Miller <davem@davemloft.net>2017-01-31 13:07:40 -0500
commitc73e44269369e936165f0f9b61f1f09a11dae01c (patch)
treee2188e900ba06302f8ed2746cb07edd3efbc5c35 /security/keys/trusted.h
parent040587af31228d82c52267f717c9fcdb65f36335 (diff)
net: thunderx: avoid dereferencing xcv when NULL
This fixes the following smatch and coccinelle warnings: drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119 xcv_setup_link() error: we previously assumed 'xcv' could be null (see line 118) [smatch] drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119:16-20: ERROR: xcv is NULL but dereferenced. [coccinelle] Fixes: 6465859aba1e66a5 ("net: thunderx: Add RGMII interface type support") Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net> Cc: Sunil Goutham <sgoutham@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security/keys/trusted.h')