staging: rtl8188eu: add missing delay in polling loops.
authorRémy Oudompheng <remyoudompheng@gmail.com>
Mon, 2 Nov 2015 10:43:09 +0000 (11:43 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 16 Nov 2015 04:02:47 +0000 (20:02 -0800)
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>
drivers/staging/rtl8188eu/hal/rtl8188e_hal_init.c

index 03cf84c4bb061320ba0eb77301a47a9f9df20855..2592bc298f84867287db3918fa49e82658c79389 100644 (file)
@@ -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;