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btrfs: drop unused argument in btrfs_ioctl_get_supported_features

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Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2016-02-17 15:26:27 +01:00
parent c5868f8362
commit d5131b658c
3 changed files with 4 additions and 5 deletions
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2
fs/btrfs/ctree.h
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@ -4089,7 +4089,7 @@ void btrfs_test_inode_set_ops(struct inode *inode);
/* ioctl.c */ /* ioctl.c */
long btrfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg); long btrfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
int btrfs_ioctl_get_supported_features(struct file *file, void __user *arg); int btrfs_ioctl_get_supported_features(void __user *arg);
void btrfs_update_iflags(struct inode *inode); void btrfs_update_iflags(struct inode *inode);
void btrfs_inherit_iflags(struct inode *inode, struct inode *dir); void btrfs_inherit_iflags(struct inode *inode, struct inode *dir);
int btrfs_is_empty_uuid(u8 *uuid); int btrfs_is_empty_uuid(u8 *uuid);

4
fs/btrfs/ioctl.c
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@ -5187,7 +5187,7 @@ out_unlock:
.compat_ro_flags = BTRFS_FEATURE_COMPAT_RO_##suffix, \ .compat_ro_flags = BTRFS_FEATURE_COMPAT_RO_##suffix, \
.incompat_flags = BTRFS_FEATURE_INCOMPAT_##suffix } .incompat_flags = BTRFS_FEATURE_INCOMPAT_##suffix }
int btrfs_ioctl_get_supported_features(struct file *file, void __user *arg) int btrfs_ioctl_get_supported_features(void __user *arg)
{ {
static const struct btrfs_ioctl_feature_flags features[3] = { static const struct btrfs_ioctl_feature_flags features[3] = {
INIT_FEATURE_FLAGS(SUPP), INIT_FEATURE_FLAGS(SUPP),
@ -5466,7 +5466,7 @@ long btrfs_ioctl(struct file *file, unsigned int
case BTRFS_IOC_SET_FSLABEL: case BTRFS_IOC_SET_FSLABEL:
return btrfs_ioctl_set_fslabel(file, argp); return btrfs_ioctl_set_fslabel(file, argp);
case BTRFS_IOC_GET_SUPPORTED_FEATURES: case BTRFS_IOC_GET_SUPPORTED_FEATURES:
return btrfs_ioctl_get_supported_features(file, argp); return btrfs_ioctl_get_supported_features(argp);
case BTRFS_IOC_GET_FEATURES: case BTRFS_IOC_GET_FEATURES:
return btrfs_ioctl_get_features(file, argp); return btrfs_ioctl_get_features(file, argp);
case BTRFS_IOC_SET_FEATURES: case BTRFS_IOC_SET_FEATURES:

3
fs/btrfs/super.c
View File

@ -2164,8 +2164,7 @@ static long btrfs_control_ioctl(struct file *file, unsigned int cmd,
ret = !(fs_devices->num_devices == fs_devices->total_devices); ret = !(fs_devices->num_devices == fs_devices->total_devices);
break; break;
case BTRFS_IOC_GET_SUPPORTED_FEATURES: case BTRFS_IOC_GET_SUPPORTED_FEATURES:
ret = btrfs_ioctl_get_supported_features(NULL, ret = btrfs_ioctl_get_supported_features((void __user*)arg);
(void __user*)arg);
break; break;
} }