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authorlinke li <lilinke99@qq.com>2024-04-23 12:53:26 +0200
committerDavid S. Miller <davem@davemloft.net>2024-04-25 14:15:38 +0200
commite7d96e750f2bc9b951290c90df421ac5e9adc3ed (patch)
tree041f42afb530450dff2200382e8071ece56dd095
parentnet: dsa: mv88e6xxx: Avoid EEPROM timeout without EEPROM on 88E6250-family sw... (diff)
downloadlinux-e7d96e750f2bc9b951290c90df421ac5e9adc3ed.tar.xz
linux-e7d96e750f2bc9b951290c90df421ac5e9adc3ed.zip
net: bridge: remove redundant check of f->dst
In br_fill_forward_path(), f->dst is checked not to be NULL, then immediately read using READ_ONCE and checked again. The first check is useless, so this patch aims to remove the redundant check of f->dst. Signed-off-by: linke li <lilinke99@qq.com> Acked-by: Nikolay Aleksandrov <razor@blackwall.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/bridge/br_device.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index c366ccc8b3db..ab4d33e02014 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -389,7 +389,7 @@ static int br_fill_forward_path(struct net_device_path_ctx *ctx,
br_vlan_fill_forward_path_pvid(br, ctx, path);
f = br_fdb_find_rcu(br, ctx->daddr, path->bridge.vlan_id);
- if (!f || !f->dst)
+ if (!f)
return -1;
dst = READ_ONCE(f->dst);