staging: rtl8723bs: remove unnecessary extern in os_dep/sdio_intf.c

remove unnecessary extern.

The function is defined static in os_dep/os_intfs.c and used only once
in the same file

Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/f3a7b2c00221aa09ed782fb30ce55936f443a12d.1616503354.git.fabioaiuto83@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
index 185919b..156ad91 100644 (file)
--- a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
+++ b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
@@ -482,8 +482,6 @@ static void rtw_dev_remove(struct sdio_func *func)
        RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("-rtw_dev_remove\n"));
 }
 
-extern int pm_netdev_open(struct net_device *pnetdev, u8 bnormal);
-
 static int rtw_sdio_suspend(struct device *dev)
 {
        struct sdio_func *func = dev_to_sdio_func(dev);