From: Markus Elfring <[email protected]> Date: Fri, 26 Jun 2015 15:20:43 +0200
The config_item_put() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <[email protected]> --- fs/configfs/file.c | 5 ++--- fs/configfs/item.c | 3 +-- 2 files changed, 3 insertions(+), 5 deletions(-) diff --git a/fs/configfs/file.c b/fs/configfs/file.c index 403269f..c70997f 100644 --- a/fs/configfs/file.c +++ b/fs/configfs/file.c @@ -274,7 +274,7 @@ static int check_perm(struct inode * inode, struct file * file) Enomem: module_put(attr->ca_owner); Done: - if (error && item) + if (error) config_item_put(item); return error; } @@ -291,8 +291,7 @@ static int configfs_release(struct inode * inode, struct file * filp) struct module * owner = attr->ca_owner; struct configfs_buffer * buffer = filp->private_data; - if (item) - config_item_put(item); + config_item_put(item); /* After this point, attr should not be accessed. */ module_put(owner); diff --git a/fs/configfs/item.c b/fs/configfs/item.c index 4d6a30e..6173fa7 100644 --- a/fs/configfs/item.c +++ b/fs/configfs/item.c @@ -152,8 +152,7 @@ static void config_item_cleanup(struct config_item *item) t->ct_item_ops->release(item); if (s) config_group_put(s); - if (parent) - config_item_put(parent); + config_item_put(parent); } static void config_item_release(struct kref *kref) -- 2.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
