regedit: Fix a crash when exporting from top level key.

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

regedit: Fix a crash when exporting from top level key.
02b178e7 · Nikolay Sivov · Alexandre Julliard · c260de0f · 02b178e7
Commit 02b178e7 authored May 18, 2017 by Nikolay Sivov Committed by Alexandre Julliard May 18, 2017
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regproc.c programs/regedit/regproc.c +1 -1

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--- a/programs/regedit/regproc.c
+++ b/programs/regedit/regproc.c
@@ -1232,7 +1232,7 @@ BOOL export_registry_key(WCHAR *file_name, WCHAR *reg_key_name, DWORD format)
            output_message(STRING_INCORRECT_REG_CLASS, reg_key_name);
            exit(1);
        }
-        if (!branch_name[0]) {
+        if (!branch_name || !*branch_name) {
            /* no branch - registry class is specified */
            file = REGPROC_open_export_file(file_name, unicode);
            export_hkey(file, reg_key_class,