[PATCH 4/4] mfd: rtsx: Prevent 'used uninitialised' warnings

[Lee Jones]

drivers/mfd/rtl8411.c: In function ‘rtl8411_fetch_vendor_settings’:
drivers/mfd/rtl8411.c:58:7: warning: ‘reg1’ is used uninitialized in this function [-Wuninitialized]
drivers/mfd/rtl8411.c: In function ‘rtl8411b_fetch_vendor_settings’:
drivers/mfd/rtl8411.c:79:7: warning: ‘reg’ is used uninitialized in this function [-Wuninitialized]
drivers/mfd/rtl8411.c: In function ‘rtl8411_fetch_vendor_settings’:
drivers/mfd/rtl8411.c:69:26: warning: ‘reg3’ may be used uninitialized in this function [-Wuninitialized]

Signed-off-by: Lee Jones <lee.jones at linaro.org>
---
 drivers/mfd/rtl8411.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/mfd/rtl8411.c b/drivers/mfd/rtl8411.c
index 0771796..cb8416c 100644
--- a/drivers/mfd/rtl8411.c
+++ b/drivers/mfd/rtl8411.c
@@ -49,8 +49,8 @@ static int rtl8411b_is_qfn48(struct rtsx_pcr *pcr)
 
 static void rtl8411_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
-	u32 reg1;
-	u8 reg3;
+	u32 reg1 = 0;
+	u8 reg3 = 0;
 
 	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg1);
 	dev_dbg(&(pcr->pci->dev), "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg1);
@@ -71,7 +71,7 @@ static void rtl8411_fetch_vendor_settings(struct rtsx_pcr *pcr)
 
 static void rtl8411b_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
-	u32 reg;
+	u32 reg = 0;
 
 	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
 	dev_dbg(&(pcr->pci->dev), "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
-- 
1.8.1.2