summaryrefslogtreecommitdiff
path: root/kernel/gcov/fs.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/gcov/fs.c')
-rw-r--r--kernel/gcov/fs.c24
1 files changed, 2 insertions, 22 deletions
diff --git a/kernel/gcov/fs.c b/kernel/gcov/fs.c
index 6e40ff6be083..e5eb5ea7ea59 100644
--- a/kernel/gcov/fs.c
+++ b/kernel/gcov/fs.c
@@ -64,7 +64,6 @@ struct gcov_node {
static const char objtree[] = OBJTREE;
static const char srctree[] = SRCTREE;
static struct gcov_node root_node;
-static struct dentry *reset_dentry;
static LIST_HEAD(all_head);
static DEFINE_MUTEX(node_lock);
@@ -387,8 +386,6 @@ static void add_links(struct gcov_node *node, struct dentry *parent)
goto out_err;
node->links[i] = debugfs_create_symlink(deskew(basename),
parent, target);
- if (!node->links[i])
- goto out_err;
kfree(target);
}
@@ -450,11 +447,6 @@ static struct gcov_node *new_node(struct gcov_node *parent,
parent->dentry, node, &gcov_data_fops);
} else
node->dentry = debugfs_create_dir(node->name, parent->dentry);
- if (!node->dentry) {
- pr_warn("could not create file\n");
- kfree(node);
- return NULL;
- }
if (info)
add_links(node, parent->dentry);
list_add(&node->list, &parent->children);
@@ -761,32 +753,20 @@ void gcov_event(enum gcov_action action, struct gcov_info *info)
/* Create debugfs entries. */
static __init int gcov_fs_init(void)
{
- int rc = -EIO;
-
init_node(&root_node, NULL, NULL, NULL);
/*
* /sys/kernel/debug/gcov will be parent for the reset control file
* and all profiling files.
*/
root_node.dentry = debugfs_create_dir("gcov", NULL);
- if (!root_node.dentry)
- goto err_remove;
/*
* Create reset file which resets all profiling counts when written
* to.
*/
- reset_dentry = debugfs_create_file("reset", 0600, root_node.dentry,
- NULL, &gcov_reset_fops);
- if (!reset_dentry)
- goto err_remove;
+ debugfs_create_file("reset", 0600, root_node.dentry, NULL,
+ &gcov_reset_fops);
/* Replay previous events to get our fs hierarchy up-to-date. */
gcov_enable_events();
return 0;
-
-err_remove:
- pr_err("init failed\n");
- debugfs_remove(root_node.dentry);
-
- return rc;
}
device_initcall(gcov_fs_init);