new_node is assigned first, so it does not need to initialize the assignment. Signed-off-by: Li zeming <zeming@xxxxxxxxxxxx> --- fs/ext4/block_validity.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext4/block_validity.c b/fs/ext4/block_validity.c index 6fe3c941b5651..87ee3a17bd29c 100644 --- a/fs/ext4/block_validity.c +++ b/fs/ext4/block_validity.c @@ -72,7 +72,7 @@ static int add_system_zone(struct ext4_system_blocks *system_blks, { struct ext4_system_zone *new_entry, *entry; struct rb_node **n = &system_blks->root.rb_node, *node; - struct rb_node *parent = NULL, *new_node = NULL; + struct rb_node *parent = NULL, *new_node; while (*n) { parent = *n; -- 2.18.2