Remove unused function dump_4_regs.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
---
 drivers/staging/rtl8723bs/core/rtw_debug.c | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_debug.c b/drivers/staging/rtl8723bs/core/rtw_debug.c
index bfce632e037e..fb6cc1d18bba 100644
--- a/drivers/staging/rtl8723bs/core/rtw_debug.c
+++ b/drivers/staging/rtl8723bs/core/rtw_debug.c
@@ -10,15 +10,3 @@
 #include <hal_btcoex.h>
 
 #include <rtw_version.h>
-
-static void dump_4_regs(struct adapter *adapter, int offset)
-{
-	u32 reg[4];
-	int i;
-
-	for (i = 0; i < 4; i++)
-		reg[i] = rtw_read32(adapter, offset + i);
-
-	netdev_dbg(adapter->pnetdev, "0x%03x 0x%08x 0x%08x 0x%08x 0x%08x\n",
-		   i, reg[0], reg[1], reg[2], reg[3]);
-}
-- 
2.46.0