net: replace more place to skb_put_[data:zero]
authoryuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>
Sun, 18 Jun 2017 14:49:30 +0000 (22:49 +0800)
committerDavid S. Miller <davem@davemloft.net>
Tue, 20 Jun 2017 17:30:14 +0000 (13:30 -0400)
spatch file,
@@
expression skb, len, data;
type t;
@@
-memcpy((t *)skb_put(skb, len), data, len);
+skb_put_data(skb, data, len);

@@
identifier p;
expression skb, len, data;
type t;
@@
-p = (t *)memset(skb_put(skb, len), data, len);
+p = skb_put_zero(skb, len);

@@
expression skb, len, data;
type t;
@@
-memcpy((t *)__skb_put(skb, len), data, len);
+__skb_put_data(skb, data, len);

@@
identifier p;
expression skb, len, data;
type t;
@@
-p = (t *)memset(__skb_put(skb, len), data, len);
+p = __skb_put_zero(skb, len);

Signed-off-by: yuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/usb/cdc_ncm.c
drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c
drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c
drivers/net/wireless/realtek/rtlwifi/rtl8192ee/fw.c
drivers/net/wireless/realtek/rtlwifi/rtl8723ae/fw.c
drivers/net/wireless/realtek/rtlwifi/rtl8723be/fw.c
drivers/net/wireless/realtek/rtlwifi/rtl8821ae/fw.c

index bcb9747071182592c310557ed5bc33a4d6f79aed..2067743f51ca11a583960b0470cfa465b1995eaa 100644 (file)
@@ -1069,7 +1069,7 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_
 
        /* push a new empty NDP */
        if (!(ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END))
-               ndp16 = (struct usb_cdc_ncm_ndp16 *)memset(skb_put(skb, ctx->max_ndp_size), 0, ctx->max_ndp_size);
+               ndp16 = skb_put_zero(skb, ctx->max_ndp_size);
        else
                ndp16 = ctx->delayed_ndp16;
 
@@ -1120,7 +1120,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
                        goto exit_no_skb;
                }
                /* fill out the initial 16-bit NTB header */
-               nth16 = (struct usb_cdc_ncm_nth16 *)memset(skb_put(skb_out, sizeof(struct usb_cdc_ncm_nth16)), 0, sizeof(struct usb_cdc_ncm_nth16));
+               nth16 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth16));
                nth16->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH16_SIGN);
                nth16->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth16));
                nth16->wSequence = cpu_to_le16(ctx->tx_seq++);
index c7a77467b20e3401023f09c63334043179c932a1..015476e3f7e543dd179d5d75f634151fa7349dba 100644 (file)
@@ -647,8 +647,7 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw,
 
 
        skb = dev_alloc_skb(totalpacketlen);
-       memcpy((u8 *)skb_put(skb, totalpacketlen),
-              &reserved_page_packet, totalpacketlen);
+       skb_put_data(skb, &reserved_page_packet, totalpacketlen);
 
        if (cmd_send_packet)
                rtstatus = cmd_send_packet(hw, skb);
index 88faeab2574f0b15a4edb43dc96772010eb61ef8..f4129cf96e7cb32e803a448f6eccfbd305412813 100644 (file)
@@ -668,8 +668,7 @@ void rtl92d_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished)
        if (!skb) {
                dlok = false;
        } else {
-               memcpy((u8 *) skb_put(skb, totalpacketlen),
-                       &reserved_page_packet, totalpacketlen);
+               skb_put_data(skb, &reserved_page_packet, totalpacketlen);
                rtstatus = _rtl92d_cmd_send_packet(hw, skb);
 
                if (rtstatus)
index 1f42ce5f8f27fb8f46c69b91e0c7d636b5f5ce98..6f8f75ad08818ab4dd37fb17640c3e7b624381ad 100644 (file)
@@ -708,8 +708,7 @@ void rtl92ee_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished)
                      u1rsvdpageloc, 3);
 
        skb = dev_alloc_skb(totalpacketlen);
-       memcpy((u8 *)skb_put(skb, totalpacketlen),
-              &reserved_page_packet, totalpacketlen);
+       skb_put_data(skb, &reserved_page_packet, totalpacketlen);
 
        b_dlok = true;
 
index a954a87b0ed9bf9f14f937a6e4b8d98e3836306b..bf9859f74b6f5e9bd3349c5dfef799c03c3d3f6e 100644 (file)
@@ -470,8 +470,7 @@ void rtl8723e_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished)
                      u1rsvdpageloc, 3);
 
        skb = dev_alloc_skb(totalpacketlen);
-       memcpy((u8 *)skb_put(skb, totalpacketlen),
-              &reserved_page_packet, totalpacketlen);
+       skb_put_data(skb, &reserved_page_packet, totalpacketlen);
 
        rtstatus = rtl_cmd_send_packet(hw, skb);
 
index 4fc839b1d60165321f302006fdc813edb5826613..01205578a3f4765273b4299720be2136c8931de0 100644 (file)
@@ -527,8 +527,7 @@ void rtl8723be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw,
                      u1rsvdpageloc, sizeof(u1rsvdpageloc));
 
        skb = dev_alloc_skb(totalpacketlen);
-       memcpy((u8 *)skb_put(skb, totalpacketlen),
-              &reserved_page_packet, totalpacketlen);
+       skb_put_data(skb, &reserved_page_packet, totalpacketlen);
 
        rtstatus = rtl_cmd_send_packet(hw, skb);
 
index 73350103b736c181b040e722112861ce107831e4..67aec20cdbf0b5f26a7676cfee4f919050934804 100644 (file)
@@ -1588,8 +1588,7 @@ out:
                      &reserved_page_packet_8812[0], totalpacketlen);
 
        skb = dev_alloc_skb(totalpacketlen);
-       memcpy((u8 *)skb_put(skb, totalpacketlen),
-              &reserved_page_packet_8812, totalpacketlen);
+       skb_put_data(skb, &reserved_page_packet_8812, totalpacketlen);
 
        rtstatus = rtl_cmd_send_packet(hw, skb);
 
@@ -1725,8 +1724,7 @@ out:
                      &reserved_page_packet_8821[0], totalpacketlen);
 
        skb = dev_alloc_skb(totalpacketlen);
-       memcpy((u8 *)skb_put(skb, totalpacketlen),
-              &reserved_page_packet_8821, totalpacketlen);
+       skb_put_data(skb, &reserved_page_packet_8821, totalpacketlen);
 
        rtstatus = rtl_cmd_send_packet(hw, skb);