diff options
| -rw-r--r-- | drivers/ide/ide-taskfile.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 67fb735..34b9872 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -480,13 +480,9 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) u16 nsect = 0; char __user *buf = (char __user *)arg; - req_task = kzalloc(tasksize, GFP_KERNEL); - if (req_task == NULL) - return -ENOMEM; - if (copy_from_user(req_task, buf, tasksize)) { - kfree(req_task); - return -EFAULT; - } + req_task = memdup_user(buf, tasksize); + if (IS_ERR(req_task)) + return PTR_ERR(req_task); taskout = req_task->out_size; taskin = req_task->in_size; |
