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Commit 5a501193 authored by Al Viro's avatar Al Viro
Browse files

adb: get rid of pointless access_ok() 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 31acd266

drivers/macintosh/adb.c

+0 −4
Original line number Original line Diff line number Diff line
@@ -723,8 +723,6 @@ static ssize_t adb_read(struct file *file, char __user *buf, 
		return -EINVAL;

		return -EINVAL;

	if (count > sizeof(req->reply))

	if (count > sizeof(req->reply))

		count = sizeof(req->reply);

		count = sizeof(req->reply);

	if (!access_ok(VERIFY_WRITE, buf, count))

		return -EFAULT;





	req = NULL;

	req = NULL;

	spin_lock_irqsave(&state->lock, flags);

	spin_lock_irqsave(&state->lock, flags);
@@ -781,8 +779,6 @@ static ssize_t adb_write(struct file *file, const char __user *buf, 
		return -EINVAL;

		return -EINVAL;

	if (adb_controller == NULL)

	if (adb_controller == NULL)

		return -ENXIO;

		return -ENXIO;

	if (!access_ok(VERIFY_READ, buf, count))

		return -EFAULT;





	req = kmalloc(sizeof(struct adb_request),

	req = kmalloc(sizeof(struct adb_request),

					     GFP_KERNEL);

					     GFP_KERNEL);