caif: Don't resend if dev_queue_xmit fails.
If CAIF Link Layer returns an error, we no longer try to re-build the
CAIF packet and resend it. Instead, we simply return any transmission
errors to the socket client.
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c
index 8303fe3..2715c84 100644
--- a/net/caif/cfserl.c
+++ b/net/caif/cfserl.c
@@ -179,15 +179,10 @@
static int cfserl_transmit(struct cflayer *layer, struct cfpkt *newpkt)
{
struct cfserl *layr = container_obj(layer);
- int ret;
u8 tmp8 = CFSERL_STX;
if (layr->usestx)
cfpkt_add_head(newpkt, &tmp8, 1);
- ret = layer->dn->transmit(layer->dn, newpkt);
- if (ret < 0)
- cfpkt_extr_head(newpkt, &tmp8, 1);
-
- return ret;
+ return layer->dn->transmit(layer->dn, newpkt);
}
static void cfserl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl,