From e141cd74d676f6e349941ca588711f741000f0fb Mon Sep 17 00:00:00 2001
From: George Hazan <ghazan@miranda.im>
Date: Wed, 20 Dec 2017 18:58:58 +0300
Subject: fix for occasional crash during auth request

---
 src/mir_app/src/authdialogs.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/mir_app/src/authdialogs.cpp b/src/mir_app/src/authdialogs.cpp
index 4f9bcefe43..14b9fccdf8 100644
--- a/src/mir_app/src/authdialogs.cpp
+++ b/src/mir_app/src/authdialogs.cpp
@@ -160,9 +160,13 @@ INT_PTR CALLBACK DlgProcAuthReq(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lP
 			hDbEvent = lParam;
 			SetWindowLongPtr(hwndDlg, GWLP_USERDATA, lParam);
 
+			int iBlobSize = db_event_getBlobSize(hDbEvent);
+			if (iBlobSize == -1)
+				return FALSE;
+
 			// blob is: uin(DWORD), hcontact(DWORD), nick(ASCIIZ), first(ASCIIZ), last(ASCIIZ), email(ASCIIZ), reason(ASCIIZ)
 			DBEVENTINFO dbei = {};
-			dbei.cbBlob = db_event_getBlobSize(hDbEvent);
+			dbei.cbBlob = iBlobSize;
 			dbei.pBlob = (PBYTE)alloca(dbei.cbBlob);
 			db_event_get(hDbEvent, &dbei);
 
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