[PATCH net-next] packet: minor: remove unused err assignment
flat view
STALE5097d
From: Daniel Borkmann <hidden>
Date: 2012-10-24 13:27:28
Subsystem:
networking [general], packet sockets, the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Willem de Bruijn, Linus Torvalds
This tiny patch removes two unused err assignments. In those two cases the err variable is either overwritten with another value at a later point in time without having read the previous assigment, or it is assigned and the function returns without using/reading err after the assignment. Signed-off-by: Daniel Borkmann <redacted> --- net/packet/af_packet.c | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-)
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 94060ed..9034f52 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c@@ -1907,7 +1907,6 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb, to_write -= dev->hard_header_len; } - err = -EFAULT; offset = offset_in_page(data); len_max = PAGE_SIZE - offset; len = ((to_write > len_max) ? len_max : to_write);
@@ -1957,7 +1956,6 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) mutex_lock(&po->pg_vec_lock); - err = -EBUSY; if (saddr == NULL) { dev = po->prot_hook.dev; proto = po->num;