netdev - [PATCH net-next v3 01/10] net: qualcomm: rmnet: Remove redundant check when stamping map header

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Message-Id: <1515184884-8242-2-git-send-email-subashab@codeaurora.org>
Date:   Fri,  5 Jan 2018 13:41:15 -0700
From:   Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>
To:     davem@...emloft.net, netdev@...r.kernel.org, lkp@...el.com,
        edumazet@...gle.com
Cc:     Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>
Subject: [PATCH net-next v3 01/10] net: qualcomm: rmnet: Remove redundant check when stamping map header

We already check the headroom once in rmnet_map_egress_handler(),
so this is not needed.

Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>
---
 drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
index 86b8c75..978ce26 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
@@ -32,9 +32,6 @@ struct rmnet_map_header *rmnet_map_add_map_header(struct sk_buff *skb,
 	u32 padding, map_datalen;
 	u8 *padbytes;
 
-	if (skb_headroom(skb) < sizeof(struct rmnet_map_header))
-		return NULL;
-
 	map_datalen = skb->len - hdrlen;
 	map_header = (struct rmnet_map_header *)
 			skb_push(skb, sizeof(struct rmnet_map_header));
-- 
1.9.1