diff options
Diffstat (limited to 'fs/ext4/ioctl.c')
| -rw-r--r-- | fs/ext4/ioctl.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index 2cb9e178d..1346cfa35 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -31,14 +31,11 @@ static void memswap(void *a, void *b, size_t len) { unsigned char *ap, *bp; - unsigned char tmp; ap = (unsigned char *)a; bp = (unsigned char *)b; while (len-- > 0) { - tmp = *ap; - *ap = *bp; - *bp = tmp; + swap(*ap, *bp); ap++; bp++; } @@ -675,8 +672,8 @@ encryption_policy_out: if (err) return err; } - if (copy_to_user((void *) arg, sbi->s_es->s_encrypt_pw_salt, - 16)) + if (copy_to_user((void __user *) arg, + sbi->s_es->s_encrypt_pw_salt, 16)) return -EFAULT; return 0; } @@ -690,7 +687,7 @@ encryption_policy_out: err = ext4_get_policy(inode, &policy); if (err) return err; - if (copy_to_user((void *)arg, &policy, sizeof(policy))) + if (copy_to_user((void __user *)arg, &policy, sizeof(policy))) return -EFAULT; return 0; #else @@ -758,7 +755,6 @@ long ext4_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return err; } case EXT4_IOC_MOVE_EXT: - case FITRIM: case EXT4_IOC_RESIZE_FS: case EXT4_IOC_PRECACHE_EXTENTS: case EXT4_IOC_SET_ENCRYPTION_POLICY: |