From: Rémy Oudompheng <remyoudompheng@gmail.com>
Date: Mon, 2 Nov 2015 10:43:09 +0000 (+0100)
Subject: staging: rtl8188eu: add missing delay in polling loops.
X-Git-Tag: v4.5-rc1~122^2~402
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3913c19ae7a3ede2fa4f1787630fa71c55ff8d23;p=karo-tx-linux.git

staging: rtl8188eu: add missing delay in polling loops.

Previously the code could exit with failure too early.

Signed-off-by: Rémy Oudompheng <remyoudompheng@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c b/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c
index 03cf84c4bb06..2592bc298f84 100644
--- a/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c
+++ b/drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c
@@ -62,7 +62,7 @@ s32 iol_execute(struct adapter *padapter, u8 control)
 	start = jiffies;
 	while ((reg_0x88 = usb_read8(padapter, REG_HMEBOX_E0)) & control &&
 	       jiffies_to_msecs(jiffies - start) < 1000) {
-		;
+		udelay(5);
 	}
 
 	reg_0x88 = usb_read8(padapter, REG_HMEBOX_E0);
@@ -242,6 +242,7 @@ static s32 _LLTWrite(struct adapter *padapter, u32 address, u32 data)
 			status = _FAIL;
 			break;
 		}
+		udelay(5);
 	} while (count++);
 
 	return status;