Commit d6bb2d1e authored by Eric Dumazet's avatar Eric Dumazet Committed by Jakub Kicinski
Browse files

inet: constify inet_sdif() argument 



inet_sdif() does not modify the skb.

This will permit propagating the const qualifier in
udp{4|6}_lib_lookup_skb() functions.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Acked-by: default avatarAlexander Lobakin <alobakin@pm.me>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 2776d232

include/net/ip.h

+1 −1
Original line number Diff line number Diff line
@@ -99,7 +99,7 @@ static inline void ipcm_init_sk(struct ipcm_cookie *ipcm, 
#define PKTINFO_SKB_CB(skb) ((struct in_pktinfo *)((skb)->cb))



/* return enslaved device index if relevant */

static inline int inet_sdif(struct sk_buff *skb)

static inline int inet_sdif(const struct sk_buff *skb)

{

#if IS_ENABLED(CONFIG_NET_L3_MASTER_DEV)

	if (skb && ipv4_l3mdev_skb(IPCB(skb)->flags))