diff options
author | Johannes Berg <johannes.berg@intel.com> | 2017-06-13 15:28:18 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2017-06-13 20:54:03 +0300 |
commit | aa9f979c41043d9fcf7957c99948e20bbddefc7f (patch) | |
tree | 121013b5d9c5ae6189070a7bb9f7d209962e4a22 | |
parent | 0e74008b668febb7ae024c7ee04b30dcbd1f1efd (diff) | |
download | linux-aa9f979c41043d9fcf7957c99948e20bbddefc7f.tar.xz |
networking: use skb_put_zero()
Use the recently introduced helper to replace the pattern of
skb_put() && memset(), this transformation was done with the
following spatch:
@@
identifier p;
expression len;
expression skb;
@@
-p = skb_put(skb, len);
-memset(p, 0, len);
+p = skb_put_zero(skb, len);
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/ethernet/apple/bmac.c | 3 | ||||
-rw-r--r-- | drivers/net/ethernet/broadcom/bcm63xx_enet.c | 3 | ||||
-rw-r--r-- | drivers/net/ethernet/qualcomm/qca_spi.c | 3 | ||||
-rw-r--r-- | drivers/net/wireless/marvell/mwifiex/tdls.c | 4 | ||||
-rw-r--r-- | drivers/nfc/pn533/pn533.c | 3 | ||||
-rw-r--r-- | lib/nlattr.c | 3 | ||||
-rw-r--r-- | net/sctp/sm_make_chunk.c | 3 |
7 files changed, 8 insertions, 14 deletions
diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c index 2b2d87089987..eac740c476ce 100644 --- a/drivers/net/ethernet/apple/bmac.c +++ b/drivers/net/ethernet/apple/bmac.c @@ -1218,8 +1218,7 @@ static void bmac_reset_and_enable(struct net_device *dev) */ skb = netdev_alloc_skb(dev, ETHERMINPACKET); if (skb != NULL) { - data = skb_put(skb, ETHERMINPACKET); - memset(data, 0, ETHERMINPACKET); + data = skb_put_zero(skb, ETHERMINPACKET); memcpy(data, dev->dev_addr, ETH_ALEN); memcpy(data + ETH_ALEN, dev->dev_addr, ETH_ALEN); bmac_transmit_packet(skb, dev); diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c index ea3c906fa0e4..61a88b64bd39 100644 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c @@ -609,8 +609,7 @@ static int bcm_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) dev_kfree_skb(skb); skb = nskb; } - data = skb_put(skb, needed); - memset(data, 0, needed); + data = skb_put_zero(skb, needed); } /* point to the next available desc */ diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index de78f60309a0..9c236298fe21 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -719,8 +719,7 @@ qcaspi_netdev_xmit(struct sk_buff *skb, struct net_device *dev) qcafrm_create_header(ptmp, frame_len); if (pad_len) { - ptmp = skb_put(skb, pad_len); - memset(ptmp, 0, pad_len); + ptmp = skb_put_zero(skb, pad_len); } ptmp = skb_put(skb, QCAFRM_FOOTER_LEN); diff --git a/drivers/net/wireless/marvell/mwifiex/tdls.c b/drivers/net/wireless/marvell/mwifiex/tdls.c index d76ce8797de1..b7d124dbef0c 100644 --- a/drivers/net/wireless/marvell/mwifiex/tdls.c +++ b/drivers/net/wireless/marvell/mwifiex/tdls.c @@ -853,8 +853,8 @@ int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv, const u8 *peer, pkt_type = PKT_TYPE_MGMT; tx_control = 0; - pos = skb_put(skb, MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); - memset(pos, 0, MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); + pos = skb_put_zero(skb, + MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); memcpy(pos, &pkt_type, sizeof(pkt_type)); memcpy(pos + sizeof(pkt_type), &tx_control, sizeof(tx_control)); diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c index 65bbaa5fcdda..70c304504a29 100644 --- a/drivers/nfc/pn533/pn533.c +++ b/drivers/nfc/pn533/pn533.c @@ -1043,8 +1043,7 @@ static struct sk_buff *pn533_alloc_poll_tg_frame(struct pn533 *dev) get_random_bytes(felica + 2, 6); /* NFCID3 */ - nfcid3 = skb_put(skb, 10); - memset(nfcid3, 0, 10); + nfcid3 = skb_put_zero(skb, 10); memcpy(nfcid3, felica, 8); /* General bytes */ diff --git a/lib/nlattr.c b/lib/nlattr.c index a7e0b16078df..d09d9746fc5d 100644 --- a/lib/nlattr.c +++ b/lib/nlattr.c @@ -400,8 +400,7 @@ void *__nla_reserve_nohdr(struct sk_buff *skb, int attrlen) { void *start; - start = skb_put(skb, NLA_ALIGN(attrlen)); - memset(start, 0, NLA_ALIGN(attrlen)); + start = skb_put_zero(skb, NLA_ALIGN(attrlen)); return start; } diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index bd439edf2d8a..ea2601501654 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -1296,8 +1296,7 @@ struct sctp_chunk *sctp_make_auth(const struct sctp_association *asoc) retval->subh.auth_hdr = sctp_addto_chunk(retval, sizeof(sctp_authhdr_t), &auth_hdr); - hmac = skb_put(retval->skb, hmac_desc->hmac_len); - memset(hmac, 0, hmac_desc->hmac_len); + hmac = skb_put_zero(retval->skb, hmac_desc->hmac_len); /* Adjust the chunk header to include the empty MAC */ retval->chunk_hdr->length = |