caif_dev: fix sparse warnings for caif_flow_cb

This fixed the following sparse warning:
net/caif/caif_dev.c:121:6: warning: symbol 'caif_flow_cb' was not
declared. Should it be static?

Signed-off-by: Silviu-Mihai Popescu <silviupopescu1990@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c
index 1ae1d9cb278d..21760f008974 100644
--- a/net/caif/caif_dev.c
+++ b/net/caif/caif_dev.c
@@ -118,7 +118,7 @@ static struct caif_device_entry *caif_get(struct net_device *dev)
         return NULL;
 }
 
-void caif_flow_cb(struct sk_buff *skb)
+static void caif_flow_cb(struct sk_buff *skb)
 {
         struct caif_device_entry *caifd;
         void (*dtor)(struct sk_buff *skb) = NULL;