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Message-ID: <YT413EaBXqIqMttS@user>
Date: Sun, 12 Sep 2021 22:46:12 +0530
From: Saurav Girepunje <saurav.girepunje@...il.com>
To: Larry.Finger@...inger.net, phil@...lpotter.co.uk,
gregkh@...uxfoundation.org, martin@...ser.cx,
saurav.girepunje@...il.com, straube.linux@...il.com,
linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Cc: saurav.girepunje@...mail.com
Subject: [PATCH] staging: r8188eu: os_dep: remove unused function
rtw_android_priv_cmd
Remove unused function rtw_android_priv_cmd.
Signed-off-by: Saurav Girepunje <saurav.girepunje@...il.com>
---
drivers/staging/r8188eu/include/rtw_android.h | 1 -
drivers/staging/r8188eu/os_dep/rtw_android.c | 138 ------------------
2 files changed, 139 deletions(-)
diff --git a/drivers/staging/r8188eu/include/rtw_android.h b/drivers/staging/r8188eu/include/rtw_android.h
index f60cf1c82984..86e3ac5f7955 100644
--- a/drivers/staging/r8188eu/include/rtw_android.h
+++ b/drivers/staging/r8188eu/include/rtw_android.h
@@ -42,6 +42,5 @@ enum ANDROID_WIFI_CMD {
};
int rtw_android_cmdstr_to_num(char *cmdstr);
-int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd);
#endif /* __RTW_ANDROID_H__ */
diff --git a/drivers/staging/r8188eu/os_dep/rtw_android.c b/drivers/staging/r8188eu/os_dep/rtw_android.c
index 010d529c8982..bd76177d60f9 100644
--- a/drivers/staging/r8188eu/os_dep/rtw_android.c
+++ b/drivers/staging/r8188eu/os_dep/rtw_android.c
@@ -133,141 +133,3 @@ static int rtw_android_set_block(struct net_device *net, char *command,
return 0;
}
-int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
-{
- int ret = 0;
- char *command = NULL;
- int cmd_num;
- int bytes_written = 0;
- struct android_wifi_priv_cmd priv_cmd;
-
- if (!ifr->ifr_data) {
- ret = -EINVAL;
- goto exit;
- }
- if (copy_from_user(&priv_cmd, ifr->ifr_data,
- sizeof(struct android_wifi_priv_cmd))) {
- ret = -EFAULT;
- goto exit;
- }
- command = kmalloc(priv_cmd.total_len, GFP_KERNEL);
- if (!command) {
- DBG_88E("%s: failed to allocate memory\n", __func__);
- ret = -ENOMEM;
- goto exit;
- }
- if (!access_ok(priv_cmd.buf, priv_cmd.total_len)) {
- DBG_88E("%s: failed to access memory\n", __func__);
- ret = -EFAULT;
- goto exit;
- }
- if (copy_from_user(command, (char __user *)priv_cmd.buf,
- priv_cmd.total_len)) {
- ret = -EFAULT;
- goto exit;
- }
- DBG_88E("%s: Android private cmd \"%s\" on %s\n",
- __func__, command, ifr->ifr_name);
- cmd_num = rtw_android_cmdstr_to_num(command);
- switch (cmd_num) {
- case ANDROID_WIFI_CMD_START:
- goto response;
- case ANDROID_WIFI_CMD_SETFWPATH:
- goto response;
- }
- if (!g_wifi_on) {
- DBG_88E("%s: Ignore private cmd \"%s\" - iface %s is down\n",
- __func__, command, ifr->ifr_name);
- ret = 0;
- goto exit;
- }
- switch (cmd_num) {
- case ANDROID_WIFI_CMD_STOP:
- break;
- case ANDROID_WIFI_CMD_SCAN_ACTIVE:
- break;
- case ANDROID_WIFI_CMD_SCAN_PASSIVE:
- break;
- case ANDROID_WIFI_CMD_RSSI:
- bytes_written = rtw_android_get_rssi(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_LINKSPEED:
- bytes_written = rtw_android_get_link_speed(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_MACADDR:
- bytes_written = rtw_android_get_macaddr(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_BLOCK:
- bytes_written = rtw_android_set_block(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_RXFILTER_START:
- break;
- case ANDROID_WIFI_CMD_RXFILTER_STOP:
- break;
- case ANDROID_WIFI_CMD_RXFILTER_ADD:
- break;
- case ANDROID_WIFI_CMD_RXFILTER_REMOVE:
- break;
- case ANDROID_WIFI_CMD_BTCOEXSCAN_START:
- /* TBD: BTCOEXSCAN-START */
- break;
- case ANDROID_WIFI_CMD_BTCOEXSCAN_STOP:
- /* TBD: BTCOEXSCAN-STOP */
- break;
- case ANDROID_WIFI_CMD_BTCOEXMODE:
- break;
- case ANDROID_WIFI_CMD_SETSUSPENDOPT:
- break;
- case ANDROID_WIFI_CMD_SETBAND:
- break;
- case ANDROID_WIFI_CMD_GETBAND:
- break;
- case ANDROID_WIFI_CMD_COUNTRY:
- bytes_written = android_set_cntry(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_P2P_DEV_ADDR:
- bytes_written = android_get_p2p_addr(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_P2P_SET_NOA:
- break;
- case ANDROID_WIFI_CMD_P2P_GET_NOA:
- break;
- case ANDROID_WIFI_CMD_P2P_SET_PS:
- break;
- default:
- DBG_88E("Unknown PRIVATE command %s - ignored\n", command);
- snprintf(command, 3, "OK");
- bytes_written = strlen("OK");
- }
-
-response:
- if (bytes_written >= 0) {
- if ((bytes_written == 0) && (priv_cmd.total_len > 0))
- command[0] = '\0';
- if (bytes_written >= priv_cmd.total_len) {
- DBG_88E("%s: bytes_written = %d\n", __func__,
- bytes_written);
- bytes_written = priv_cmd.total_len;
- } else {
- bytes_written++;
- }
- priv_cmd.used_len = bytes_written;
- if (copy_to_user((char __user *)priv_cmd.buf, command,
- bytes_written)) {
- DBG_88E("%s: failed to copy data to user buffer\n",
- __func__);
- ret = -EFAULT;
- }
- } else {
- ret = bytes_written;
- }
-exit:
- kfree(command);
- return ret;
-}
--
2.32.0
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