[PATCH v1 1/1] staging: rtl8723bs: Fix compilation errors for W=1 build

From: Andy Shevchenko
Date: Tue Apr 15 2025 - 05:11:40 EST


When building a kernel with Clang 19 the couple of warnings
become the errors (due to CONFIG_WERROR=y by default).

.../rtl8723bs/core/rtw_xmit.c:1939:13: error: variable 'drop_cnt' set but not used [-Werror,-Wunused-but-set-variable]
.../rtl8723bs/hal/hal_com.c:893:6: error: variable 'res' set but not used [-Werror,-Wunused-but-set-variable]

Fix them accordingly.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/staging/rtl8723bs/core/rtw_xmit.c | 9 ++-------
drivers/staging/rtl8723bs/hal/hal_com.c | 11 ++++-------
2 files changed, 6 insertions(+), 14 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c
index 297c93d65315..e2f7b2415524 100644
--- a/drivers/staging/rtl8723bs/core/rtw_xmit.c
+++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c
@@ -1936,7 +1936,6 @@ static void do_queue_select(struct adapter *padapter, struct pkt_attrib *pattrib
s32 rtw_xmit(struct adapter *padapter, struct sk_buff **ppkt)
{
static unsigned long start;
- static u32 drop_cnt;

struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct xmit_frame *pxmitframe = NULL;
@@ -1948,15 +1947,11 @@ s32 rtw_xmit(struct adapter *padapter, struct sk_buff **ppkt)

pxmitframe = rtw_alloc_xmitframe(pxmitpriv);

- if (jiffies_to_msecs(jiffies - start) > 2000) {
+ if (jiffies_to_msecs(jiffies - start) > 2000)
start = jiffies;
- drop_cnt = 0;
- }

- if (!pxmitframe) {
- drop_cnt++;
+ if (!pxmitframe)
return -1;
- }

res = update_attrib(padapter, *ppkt, &pxmitframe->attrib);

diff --git a/drivers/staging/rtl8723bs/hal/hal_com.c b/drivers/staging/rtl8723bs/hal/hal_com.c
index 1213a91cffff..d91e2461fd7e 100644
--- a/drivers/staging/rtl8723bs/hal/hal_com.c
+++ b/drivers/staging/rtl8723bs/hal/hal_com.c
@@ -890,15 +890,14 @@ static u32 Array_kfreemap[] = {
void rtw_bb_rf_gain_offset(struct adapter *padapter)
{
u8 value = padapter->eeprompriv.EEPROMRFGainOffset;
- u32 res, i = 0;
u32 *Array = Array_kfreemap;
u32 v1 = 0, v2 = 0, target = 0;
+ u32 i = 0;

if (value & BIT4) {
if (padapter->eeprompriv.EEPROMRFGainVal != 0xff) {
- res = rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff);
- res &= 0xfff87fff;
- /* res &= 0xfff87fff; */
+ rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff);
+
for (i = 0; i < ARRAY_SIZE(Array_kfreemap); i += 2) {
v1 = Array[i];
v2 = Array[i+1];
@@ -909,9 +908,7 @@ void rtw_bb_rf_gain_offset(struct adapter *padapter)
}
PHY_SetRFReg(padapter, RF_PATH_A, REG_RF_BB_GAIN_OFFSET, BIT18|BIT17|BIT16|BIT15, target);

- /* res |= (padapter->eeprompriv.EEPROMRFGainVal & 0x0f)<< 15; */
- /* rtw_hal_write_rfreg(padapter, RF_PATH_A, REG_RF_BB_GAIN_OFFSET, RF_GAIN_OFFSET_MASK, res); */
- res = rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff);
+ rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff);
}
}
}
--
2.47.2