Hello!
On 4/20/2017 10:28 AM, Peter Heise wrote:
Fixed an unchecked call of skb_put_padto. Return value was ignored
before, however, skb_put_padto frees skb buffer in case of error.
As reported by Dan Carpenter on kernel-janitors.
Signed-off-by: Peter Heise <m...@pheise.de>
---
net/hsr/hsr_device.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c
index c73160fb11e7..22d693f213be 100644
--- a/net/hsr/hsr_device.c
+++ b/net/hsr/hsr_device.c
@@ -314,7 +314,8 @@ static void send_hsr_supervision_frame(struct hsr_port
*master,
hsr_sp = (typeof(hsr_sp)) skb_put(skb, sizeof(struct hsr_sup_payload));
ether_addr_copy(hsr_sp->MacAddressA, master->dev->dev_addr);
- skb_put_padto(skb, ETH_ZLEN + HSR_HLEN);
+ if(skb_put_padto(skb, ETH_ZLEN + HSR_HLEN))
Need a space after *if*. Pleae run your patches thru scripts/checkpatch.pl
before sending.
+ return;
hsr_forward_skb(skb, master);
return;
MBR, Seregi
