Re: [PATCH RFC 1/3] staging: r8188eu: add proper rtw_read* error handling

From: Pavel Skripkin
Date: Fri Aug 20 2021 - 17:50:46 EST


On 8/20/21 8:07 PM, Pavel Skripkin wrote:
[snip]

@@ -336,13 +338,21 @@ s32 c2h_evt_read(struct adapter *adapter, u8 *buf)
memset(c2h_evt, 0, 16);
- *buf = rtw_read8(adapter, REG_C2HEVT_MSG_NORMAL);
- *(buf + 1) = rtw_read8(adapter, REG_C2HEVT_MSG_NORMAL + 1);
+ *buf = rtw_read8(adapter, REG_C2HEVT_MSG_NORMAL, &error);
+ if (error)
+ goto clear_evt;
+
+ *(buf + 1) = rtw_read8(adapter, REG_C2HEVT_MSG_NORMAL + 1, &error);
+ if (error)
+ ;
^^^^^^^

Should be goto clear_evt;. Will fix in v2, I want to receive some feedback first :)



With regards,
Pavel Skripkin