NFC: digital: Remove useless call to skb_reserve()

When allocating chained I-PDUs, there is no need to call skb_reserve() since it's already done by digital_alloc_skb() and contains enough room for the driver head and tail data. Signed-off-by: Thierry Escande <[email protected]> Signed-off-by: Samuel Ortiz <[email protected]>
akeromi · Jul 10, 2016 · e8e7f42 · e8e7f42
1 parent 1d984c2
commit e8e7f42
Showing 1 changed file with 0 additions and 2 deletions.
diff --git a/net/nfc/digital_dep.c b/net/nfc/digital_dep.c
@@ -190,8 +190,6 @@ digital_send_dep_data_prep(struct nfc_digital_dev *ddev, struct sk_buff *skb,
 			return ERR_PTR(-ENOMEM);
 		}
 
-		skb_reserve(new_skb, ddev->tx_headroom + NFC_HEADER_SIZE +
-					DIGITAL_NFC_DEP_REQ_RES_HEADROOM);
 		memcpy(skb_put(new_skb, ddev->remote_payload_max), skb->data,
 		       ddev->remote_payload_max);
 		skb_pull(skb, ddev->remote_payload_max);