fs/adfs: dir: improve compiler coverage in adfs_dir_update

Get rid of the ifdef, using IS_ENABLED() instead to detect whether the
code should be callable.  This allows the compiler to always parse the
following code, reducing the chances of errors being missed.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Russell King 2019-12-09 11:10:06 +00:00 committed by Al Viro
parent f6075c7907
commit 4a0a88b666

View File

@ -287,14 +287,16 @@ unlock:
int
adfs_dir_update(struct super_block *sb, struct object_info *obj, int wait)
{
int ret = -EINVAL;
#ifdef CONFIG_ADFS_FS_RW
const struct adfs_dir_ops *ops = ADFS_SB(sb)->s_dir;
struct adfs_dir dir;
int ret;
printk(KERN_INFO "adfs_dir_update: object %06x in dir %06x\n",
obj->indaddr, obj->parent_id);
if (!IS_ENABLED(CONFIG_ADFS_FS_RW))
return -EINVAL;
if (!ops->update)
return -EINVAL;
@ -328,7 +330,7 @@ forget:
adfs_dir_forget(&dir);
unlock:
up_write(&adfs_dir_rwsem);
#endif
return ret;
}