winhlp32: Do not pass NULL to strchr() (spotted by clang).

Signed-off-by: Kirill K. Smirnov <kirill.k.smirnov@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

winhlp32: Do not pass NULL to strchr() (spotted by clang).
5a3ad0ec · Kirill Smirnov · Alexandre Julliard · fe517f92 · 5a3ad0ec
Commit 5a3ad0ec authored May 09, 2016 by Kirill Smirnov Committed by Alexandre Julliard May 17, 2016
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macro.c programs/winhlp32/macro.c +1 -1

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--- a/programs/winhlp32/macro.c
+++ b/programs/winhlp32/macro.c
@@ -607,7 +607,7 @@ static void CALLBACK MACRO_JumpID(LPCSTR lpszPathWindow, LPCSTR topic_id)
    LPSTR       ptr;

    WINE_TRACE("(%s, %s)\n", debugstr_a(lpszPathWindow), debugstr_a(topic_id));
-    if ((ptr = strchr(lpszPathWindow, '>')) != NULL)
+    if (lpszPathWindow && (ptr = strchr(lpszPathWindow, '>')) != NULL)
    {
        LPSTR   tmp;
        size_t  sz;