Pointer variables allocate memory first, and then judge. There is no need to initialize the assignment. Signed-off-by: Li zeming <zeming@xxxxxxxxxxxx> --- fs/proc/proc_sysctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 021e83fe831f..50ba9e4fb284 100644 --- 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; -- 2.18.2