2023-01-09 21:50:56

by Martin Kaiser

[permalink] [raw]
Subject: [PATCH v2 02/12] staging: r8188eu: bkq_cnt is write-only

bkq_cnt in struct xmit_priv is initialised, incremented and decremented
but never read. Remove bkq_cnt and resulting dead code.

Signed-off-by: Martin Kaiser <[email protected]>
---
drivers/staging/r8188eu/core/rtw_xmit.c | 1 -
drivers/staging/r8188eu/include/rtw_xmit.h | 1 -
drivers/staging/r8188eu/os_dep/usb_ops_linux.c | 4 ----
3 files changed, 6 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_xmit.c b/drivers/staging/r8188eu/core/rtw_xmit.c
index e5ac49441337..875675656d11 100644
--- a/drivers/staging/r8188eu/core/rtw_xmit.c
+++ b/drivers/staging/r8188eu/core/rtw_xmit.c
@@ -195,7 +195,6 @@ int _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
pxmitpriv->txirp_cnt = 1;

/* per AC pending irp */
- pxmitpriv->bkq_cnt = 0;
pxmitpriv->viq_cnt = 0;
pxmitpriv->voq_cnt = 0;

diff --git a/drivers/staging/r8188eu/include/rtw_xmit.h b/drivers/staging/r8188eu/include/rtw_xmit.h
index c84f73f2cc59..3d56c3afaf7d 100644
--- a/drivers/staging/r8188eu/include/rtw_xmit.h
+++ b/drivers/staging/r8188eu/include/rtw_xmit.h
@@ -282,7 +282,6 @@ struct xmit_priv {
u8 txirp_cnt;/* */
struct tasklet_struct xmit_tasklet;
/* per AC pending irp */
- int bkq_cnt;
int viq_cnt;
int voq_cnt;
struct __queue free_xmitbuf_queue;
diff --git a/drivers/staging/r8188eu/os_dep/usb_ops_linux.c b/drivers/staging/r8188eu/os_dep/usb_ops_linux.c
index 067b7def2bde..5ae09edf9174 100644
--- a/drivers/staging/r8188eu/os_dep/usb_ops_linux.c
+++ b/drivers/staging/r8188eu/os_dep/usb_ops_linux.c
@@ -48,9 +48,6 @@ static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs)
case VI_QUEUE_INX:
pxmitpriv->viq_cnt--;
break;
- case BK_QUEUE_INX:
- pxmitpriv->bkq_cnt--;
- break;
case HIGH_QUEUE_INX:
rtw_chk_hi_queue_cmd(padapter);
break;
@@ -123,7 +120,6 @@ u32 rtw_write_port(struct adapter *padapter, u32 addr, u32 cnt, u8 *wmem)
pxmitbuf->flags = BE_QUEUE_INX;
break;
case BK_QUEUE_INX:
- pxmitpriv->bkq_cnt++;
pxmitbuf->flags = BK_QUEUE_INX;
break;
case HIGH_QUEUE_INX:
--
2.30.2