caif: Replace BUG_ON with WARN_ON.

BUG_ON is too strict in a number of circumstances,
use WARN_ON instead. Protocol errors should not halt the system.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/net/caif/caif_shmcore.c b/drivers/net/caif/caif_shmcore.c
index fd59e37e28a..5b2041319a3 100644
--- a/drivers/net/caif/caif_shmcore.c
+++ b/drivers/net/caif/caif_shmcore.c
@@ -337,7 +337,11 @@ static void shm_rx_work_func(struct work_struct *rx_work)
                         /* Get a suitable CAIF packet and copy in data. */
                         skb = netdev_alloc_skb(pshm_drv->pshm_dev->pshm_netdev,
                                                         frm_pck_len + 1);
-                        BUG_ON(skb == NULL);
+
+                        if (skb == NULL) {
+                                pr_info("OOM: Try next frame in descriptor\n");
+                                break;
+                        }
 
                         p = skb_put(skb, frm_pck_len);
                         memcpy(p, pbuf->desc_vptr + frm_pck_ofs, frm_pck_len);