1) kcalloc(1, ...) can be replaced with kzalloc().
2) There was a small leak if the debugfs_create_dir() fails.
3) I removed a pr_warning("out of memory\n") because kmalloc() already
prints a more useful failure message in the unlikely case of an
allocation failure.
Signed-off-by: Dan Carpenter <[email protected]>
diff --git a/kernel/gcov/fs.c b/kernel/gcov/fs.c
index 9bd0934..132168f 100644
--- a/kernel/gcov/fs.c
+++ b/kernel/gcov/fs.c
@@ -437,7 +437,7 @@ static struct gcov_node *new_node(struct gcov_node *parent,
if (!node)
goto err_nomem;
if (info) {
- node->loaded_info = kcalloc(1, sizeof(struct gcov_info *),
+ node->loaded_info = kzalloc(sizeof(struct gcov_info *),
GFP_KERNEL);
if (!node->loaded_info)
goto err_nomem;
@@ -451,8 +451,7 @@ static struct gcov_node *new_node(struct gcov_node *parent,
node->dentry = debugfs_create_dir(node->name, parent->dentry);
if (!node->dentry) {
pr_warning("could not create file\n");
- kfree(node);
- return NULL;
+ goto err_info;
}
if (info)
add_links(node, parent->dentry);
@@ -461,9 +460,11 @@ static struct gcov_node *new_node(struct gcov_node *parent,
return node;
+err_info:
+ if (info)
+ kfree(node->loaded_info);
err_nomem:
kfree(node);
- pr_warning("out of memory\n");
return NULL;
}
--
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