btrfs: sysfs: drop unnecessary double logical negation in acl_show()

The IS_ENABLED() macro already guarantees the result will be a
suitable boolean return value ("1" for enabled, and "0" for disabled).
Thus, it seems that the "!!" used right before is unnecessary to force
the 0/1 values.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Neal Gompa <neal@gompa.dev>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 21586ecc35bf9c616b21c4165e6b0b8dbc786f7a..f2681d6343021a3cab957926c69c98a1f067afe8 100644 (file)
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -421,7 +421,7 @@ BTRFS_ATTR(static_feature, supported_sectorsizes,
 
 static ssize_t acl_show(struct kobject *kobj, struct kobj_attribute *a, char *buf)
 {
-       return sysfs_emit(buf, "%d\n", !!IS_ENABLED(CONFIG_BTRFS_FS_POSIX_ACL));
+       return sysfs_emit(buf, "%d\n", IS_ENABLED(CONFIG_BTRFS_FS_POSIX_ACL));
 }
 BTRFS_ATTR(static_feature, acl, acl_show);