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-rw-r--r--drivers/char/tpm/tpm.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 303f1588046..1a53da99b58 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -428,8 +428,7 @@ ssize_t tpm_read(struct file * file, char __user *buf,
ret_size = size;
down(&chip->buffer_mutex);
- if (copy_to_user
- ((void __user *) buf, chip->data_buffer, ret_size))
+ if (copy_to_user(buf, chip->data_buffer, ret_size))
ret_size = -EFAULT;
up(&chip->buffer_mutex);
}
@@ -460,7 +459,7 @@ void tpm_remove_hardware(struct device *dev)
sysfs_remove_group(&dev->kobj, chip->vendor->attr_group);
dev_mask[chip->dev_num / TPM_NUM_MASK_ENTRIES ] &=
- !(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES));
+ ~(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES));
kfree(chip);