[PATCH] mt6625l: fix returnvar.cocci warnings

[kernel test robot <lkp@intel.com>]

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From: kernel test robot <lkp@intel.com>

drivers/misc/mediatek/connectivity/common/common_detect/drv_init/bluetooth_drv_init.c:25:5-10: Unneeded variable: "i_ret". Return "- 1" on line 35


 Remove unneeded variable used to store return value.

Generated by: scripts/coccinelle/misc/returnvar.cocci

Fixes: 5a3d075a983c ("mt6625l: include wifi-folder")
Signed-off-by: kernel test robot <lkp@intel.com>
---

tree:   https://github.com/frank-w/BPI-R2-4.14 5.8-wifi
head:   4b8951570a4f2ef564d134f5aa8779fd067af1c9
commit: 5a3d075a983c166a2a4294c272b47698e24c97c6 [5/11] mt6625l: include wifi-folder

Please take the patch only if it's a positive warning. Thanks!

 bluetooth_drv_init.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/drivers/misc/mediatek/connectivity/common/common_detect/drv_init/bluetooth_drv_init.c
+++ b/drivers/misc/mediatek/connectivity/common/common_detect/drv_init/bluetooth_drv_init.c
@@ -22,7 +22,6 @@
 
 int do_bluetooth_drv_init(int chip_id)
 {
-	int i_ret = -1;
 #if 0
 #if defined(CONFIG_MTK_COMBO_BT) || defined(CONFIG_MTK_COMBO_BT_HCI)
 	WMT_DETECT_INFO_FUNC("start to do bluetooth driver init\n");
@@ -32,5 +31,5 @@ int do_bluetooth_drv_init(int chip_id)
 	WMT_DETECT_INFO_FUNC("CONFIG_MTK_COMBO_BT is not defined\n");
 #endif
 #endif
-	return i_ret;
+	return -1;
 }