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sbus: changed ioctls to unlocked

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Signed-off-by: Stoyan Gaydarov <stoyboyker@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stoyan Gaydarov
2009-04-14 19:46:19 -07:00
committed by David S. Miller
parent c7cb1521b3
commit 6c0f8bc772
2 changed files with 13 additions and 9 deletions
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15
drivers/sbus/char/jsflash.c
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@@ -383,18 +383,22 @@ static int jsf_ioctl_program(void __user *arg)
return 0;
}
static int jsf_ioctl(struct inode *inode, struct file *f, unsigned int cmd,
unsigned long arg)
static long jsf_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
{
lock_kernel();
int error = -ENOTTY;
void __user *argp = (void __user *)arg;
if (!capable(CAP_SYS_ADMIN))
if (!capable(CAP_SYS_ADMIN)) {
unlock_kernel();
return -EPERM;
}
switch (cmd) {
case JSFLASH_IDENT:
if (copy_to_user(argp, &jsf0.id, JSFIDSZ))
if (copy_to_user(argp, &jsf0.id, JSFIDSZ)) {
unlock_kernel();
return -EFAULT;
}
break;
case JSFLASH_ERASE:
error = jsf_ioctl_erase(arg);
@@ -404,6 +408,7 @@ static int jsf_ioctl(struct inode *inode, struct file *f, unsigned int cmd,
break;
}
unlock_kernel();
return error;
}
@@ -439,7 +444,7 @@ static const struct file_operations jsf_fops = {
.llseek = jsf_lseek,
.read = jsf_read,
.write = jsf_write,
.ioctl = jsf_ioctl,
.unlocked_ioctl = jsf_ioctl,
.mmap = jsf_mmap,
.open = jsf_open,
.release = jsf_release,