From: Tobias Klauser Date: Tue, 10 Jan 2017 14:02:07 +0000 (+0100) Subject: bpf: Remove unused but set variable in __bpf_lru_list_shrink_inactive() X-Git-Tag: v4.11-rc1~124^2~452 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=a5ef01aaac245d37edf113d65b0c146e96d841d1;p=linux.git bpf: Remove unused but set variable in __bpf_lru_list_shrink_inactive() Remove the unused but set variable 'first_node' in __bpf_lru_list_shrink_inactive() to fix the following GCC warning when building with 'W=1': kernel/bpf/bpf_lru_list.c:216:41: warning: variable ‘first_node’ set but not used [-Wunused-but-set-variable] Cc: Martin KaFai Lau Signed-off-by: Tobias Klauser Acked-by: Martin KaFai Lau Signed-off-by: David S. Miller --- diff --git a/kernel/bpf/bpf_lru_list.c b/kernel/bpf/bpf_lru_list.c index 89b7ef41c86b..d78501ee0609 100644 --- a/kernel/bpf/bpf_lru_list.c +++ b/kernel/bpf/bpf_lru_list.c @@ -213,11 +213,10 @@ __bpf_lru_list_shrink_inactive(struct bpf_lru *lru, enum bpf_lru_list_type tgt_free_type) { struct list_head *inactive = &l->lists[BPF_LRU_LIST_T_INACTIVE]; - struct bpf_lru_node *node, *tmp_node, *first_node; + struct bpf_lru_node *node, *tmp_node; unsigned int nshrinked = 0; unsigned int i = 0; - first_node = list_first_entry(inactive, struct bpf_lru_node, list); list_for_each_entry_safe_reverse(node, tmp_node, inactive, list) { if (bpf_lru_node_is_ref(node)) { __bpf_lru_node_move(l, node, BPF_LRU_LIST_T_ACTIVE);