From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Mon, 22 May 2017 06:14:38 +0000 Subject: [PATCH 2/2] ieee802154: ca8210: Delete an error message for a failed memory allocation in ca8210_skb Message-Id: List-Id: References: <55fddbc7-28c4-8866-67d3-ff1ff1a4eeb7@users.sourceforge.net> In-Reply-To: <55fddbc7-28c4-8866-67d3-ff1ff1a4eeb7@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linuxdev@cascoda.com, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, Alexander Aring , Harry Morris , Stefan Schmidt Cc: LKML , kernel-janitors@vger.kernel.org From: Markus Elfring Date: Mon, 22 May 2017 08:03:17 +0200 Omit an extra message for a memory allocation failure in this function. This issue was detected by using the Coccinelle software. Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf Signed-off-by: Markus Elfring --- drivers/net/ieee802154/ca8210.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index 25ed11bb5ed3..f6df75e80a60 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -1808,10 +1808,9 @@ static int ca8210_skb_rx( /* Allocate mtu size buffer for every rx packet */ skb = dev_alloc_skb(IEEE802154_MTU + sizeof(hdr)); - if (!skb) { - dev_crit(&priv->spi->dev, "dev_alloc_skb failed\n"); + if (!skb) return -ENOMEM; - } + skb_reserve(skb, sizeof(hdr)); msdulen = data_ind[22]; /* msdu_length */ -- 2.13.0