tpm-chip.c (03b22057e8ed2d1df416c9ae8e6e247e0b87ecc8) tpm-chip.c (745b361e989af21ad40811c2586b60229f870a68)
1/*
2 * Copyright (C) 2004 IBM Corporation
3 * Copyright (C) 2014 Intel Corporation
4 *
5 * Authors:
6 * Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
7 * Leendert van Doorn <leendert@watson.ibm.com>
8 * Dave Safford <safford@watson.ibm.com>

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123{
124 struct tpm_chip *chip = container_of(dev, struct tpm_chip, dev);
125
126 mutex_lock(&idr_lock);
127 idr_remove(&dev_nums_idr, chip->dev_num);
128 mutex_unlock(&idr_lock);
129
130 kfree(chip->log.bios_event_log);
1/*
2 * Copyright (C) 2004 IBM Corporation
3 * Copyright (C) 2014 Intel Corporation
4 *
5 * Authors:
6 * Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
7 * Leendert van Doorn <leendert@watson.ibm.com>
8 * Dave Safford <safford@watson.ibm.com>

--- 114 unchanged lines hidden (view full) ---

123{
124 struct tpm_chip *chip = container_of(dev, struct tpm_chip, dev);
125
126 mutex_lock(&idr_lock);
127 idr_remove(&dev_nums_idr, chip->dev_num);
128 mutex_unlock(&idr_lock);
129
130 kfree(chip->log.bios_event_log);
131 kfree(chip->work_space.context_buf);
131 kfree(chip);
132}
133
134/**
135 * tpm_chip_alloc() - allocate a new struct tpm_chip instance
136 * @pdev: device to which the chip is associated
137 * At this point pdev mst be initialized, but does not have to
138 * be registered

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184
185 if (!pdev)
186 chip->flags |= TPM_CHIP_FLAG_VIRTUAL;
187
188 cdev_init(&chip->cdev, &tpm_fops);
189 chip->cdev.owner = THIS_MODULE;
190 chip->cdev.kobj.parent = &chip->dev.kobj;
191
132 kfree(chip);
133}
134
135/**
136 * tpm_chip_alloc() - allocate a new struct tpm_chip instance
137 * @pdev: device to which the chip is associated
138 * At this point pdev mst be initialized, but does not have to
139 * be registered

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185
186 if (!pdev)
187 chip->flags |= TPM_CHIP_FLAG_VIRTUAL;
188
189 cdev_init(&chip->cdev, &tpm_fops);
190 chip->cdev.owner = THIS_MODULE;
191 chip->cdev.kobj.parent = &chip->dev.kobj;
192
193 chip->work_space.context_buf = kzalloc(PAGE_SIZE, GFP_KERNEL);
194 if (!chip->work_space.context_buf) {
195 rc = -ENOMEM;
196 goto out;
197 }
198
192 return chip;
193
194out:
195 put_device(&chip->dev);
196 return ERR_PTR(rc);
197}
198EXPORT_SYMBOL_GPL(tpm_chip_alloc);
199

--- 190 unchanged lines hidden --- 		199 return chip;
200
201out:
202 put_device(&chip->dev);
203 return ERR_PTR(rc);
204}
205EXPORT_SYMBOL_GPL(tpm_chip_alloc);
206

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