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Diffstat (limited to '')
| -rw-r--r-- | drivers/cdrom/cdrom.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c index 48095025e588..faca0f346fff 100644 --- a/drivers/cdrom/cdrom.c +++ b/drivers/cdrom/cdrom.c @@ -3293,9 +3293,10 @@ static noinline int mmc_ioctl_cdrom_last_written(struct cdrom_device_info *cdi, ret = cdrom_get_last_written(cdi, &last); if (ret) return ret; - if (copy_to_user((long __user *)arg, &last, sizeof(last))) - return -EFAULT; - return 0; + if (in_compat_syscall()) + return put_user(last, (__s32 __user *)arg); + + return put_user(last, (long __user *)arg); } static int mmc_ioctl(struct cdrom_device_info *cdi, unsigned int cmd, |