staging: r8188eu: remove unused field ptail

The field ptail in struct recv_buf is set but not used.
Remove it.

Signed-off-by: Abdun Nihaal <abdun.nihaal@gmail.com>
Link: https://lore.kernel.org/r/9574ad2dfba0cc444ce1dea1268661ed32b84799.1646321515.git.abdun.nihaal@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/hal/rtl8188eu_recv.c b/drivers/staging/r8188eu/hal/rtl8188eu_recv.c
index 7db5cfa..7a78794 100644 (file)
--- a/drivers/staging/r8188eu/hal/rtl8188eu_recv.c
+++ b/drivers/staging/r8188eu/hal/rtl8188eu_recv.c
@@ -16,7 +16,6 @@ void rtl8188eu_init_recvbuf(struct recv_buf *precvbuf)
 {
        if (precvbuf->pbuf) {
                precvbuf->pdata = precvbuf->pbuf;
-               precvbuf->ptail = precvbuf->pbuf;
                precvbuf->pend = precvbuf->pdata + MAX_RECVBUF_SZ;
        }
 }

diff --git a/drivers/staging/r8188eu/hal/usb_ops_linux.c b/drivers/staging/r8188eu/hal/usb_ops_linux.c
index 8f4c059..74a221d 100644 (file)
--- a/drivers/staging/r8188eu/hal/usb_ops_linux.c
+++ b/drivers/staging/r8188eu/hal/usb_ops_linux.c
@@ -441,12 +441,10 @@ u32 rtw_read_port(struct adapter *adapter, u8 *rmem)
                skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment));
 
                precvbuf->pdata = precvbuf->pskb->data;
-               precvbuf->ptail = skb_tail_pointer(precvbuf->pskb);
                precvbuf->pend = skb_end_pointer(precvbuf->pskb);
                precvbuf->pbuf = precvbuf->pskb->data;
        } else { /* reuse skb */
                precvbuf->pdata = precvbuf->pskb->data;
-               precvbuf->ptail = skb_tail_pointer(precvbuf->pskb);
                precvbuf->pend = skb_end_pointer(precvbuf->pskb);
                precvbuf->pbuf = precvbuf->pskb->data;
 

diff --git a/drivers/staging/r8188eu/include/rtw_recv.h b/drivers/staging/r8188eu/include/rtw_recv.h
index e4f8445..c97ec9d 100644 (file)
--- a/drivers/staging/r8188eu/include/rtw_recv.h
+++ b/drivers/staging/r8188eu/include/rtw_recv.h
@@ -211,7 +211,6 @@ struct recv_buf {
        u8      *pbuf;
        u8      *pallocated_buf;
        u8      *pdata;
-       u8      *ptail;
        u8      *pend;
        struct urb *purb;
        dma_addr_t dma_transfer_addr;   /* (in) dma addr for transfer_buffer */

diff --git a/drivers/staging/r8188eu/os_dep/recv_linux.c b/drivers/staging/r8188eu/os_dep/recv_linux.c
index 8832199..fd29f06 100644 (file)
--- a/drivers/staging/r8188eu/os_dep/recv_linux.c
+++ b/drivers/staging/r8188eu/os_dep/recv_linux.c
@@ -27,7 +27,6 @@ int rtw_os_recvbuf_resource_alloc(struct adapter *padapter,
        precvbuf->pallocated_buf = NULL;
        precvbuf->pbuf = NULL;
        precvbuf->pdata = NULL;
-       precvbuf->ptail = NULL;
        precvbuf->pend = NULL;
        return res;
 }