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btrfs: drop old_fsflags in btrfs_ioctl_setflags 

btrfs_inode_flags_to_fsflags() is copied into @old_fsflags and used only
once. Instead used it directly.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2019-04-20 19:48:56 +08:00 committed by David Sterba
parent d2b8fcfe43
commit 3c8d8b6357
1 changed files with 3 additions and 3 deletions
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6
fs/btrfs/ioctl.c
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@ -187,7 +187,7 @@ static int btrfs_ioctl_setflags(struct file *file, void __user *arg)
struct btrfs_inode *binode = BTRFS_I(inode);
struct btrfs_root *root = binode->root;
struct btrfs_trans_handle *trans;
unsigned int fsflags, old_fsflags;
unsigned int fsflags;
int ret;
umode_t mode;
const char *comp = NULL;
@ -215,8 +215,8 @@ static int btrfs_ioctl_setflags(struct file *file, void __user *arg)
mode = inode->i_mode;
fsflags = btrfs_mask_fsflags_for_type(inode, fsflags);
old_fsflags = btrfs_inode_flags_to_fsflags(binode->flags);
if ((fsflags ^ old_fsflags) & (FS_APPEND_FL | FS_IMMUTABLE_FL)) {
if ((fsflags ^ btrfs_inode_flags_to_fsflags(binode->flags)) &
(FS_APPEND_FL | FS_IMMUTABLE_FL)) {
if (!capable(CAP_LINUX_IMMUTABLE)) {
ret = -EPERM;
goto out_unlock;