proc: remove initialization assignment

Li zeming · mcgrof · commit 9a5213593caa · 2022-09-08T16:39:36.000-07:00
The allocation address of the core_parent pointer variable is first
executed in the function, no initialization assignment is required.

Signed-off-by: Li zeming &lt;zeming@nfschina.com&gt;
Signed-off-by: Luis Chamberlain &lt;mcgrof@kernel.org&gt;
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
@@ -1246,7 +1246,7 @@ static bool get_links(struct ctl_dir *dir,
 static int insert_links(struct ctl_table_header *head)
 {
 	struct ctl_table_set *root_set = &sysctl_table_root.default_set;
-	struct ctl_dir *core_parent = NULL;
+	struct ctl_dir *core_parent;
 	struct ctl_table_header *links;
 	int err;
 

Original file line number	Diff line number	Diff line change
`@@ -1246,7 +1246,7 @@ static bool get_links(struct ctl_dir *dir,`
`1246`	`1246`	`static int insert_links(struct ctl_table_header *head)`
`1247`	`1247`	`{`
`1248`	`1248`	`struct ctl_table_set *root_set = &sysctl_table_root.default_set;`
`1249`		`- struct ctl_dir *core_parent = NULL;`
	`1249`	`+ struct ctl_dir *core_parent;`
`1250`	`1250`	`struct ctl_table_header *links;`
`1251`	`1251`	`int err;`
`1252`	`1252`