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wininet: The lpszLocalFileName parameter to CommitUrlCacheEntryA is optional, so check before converting it from Unicode to ANSI.

This commit is contained in:
Rob Shearman 2008-03-17 13:22:14 +00:00 committed by Alexandre Julliard
parent f15287dea7
commit 99f651bd37
1 changed files with 9 additions and 5 deletions
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14
dlls/wininet/urlcache.c
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@ -2494,11 +2494,14 @@ BOOL WINAPI CommitUrlCacheEntryA(
goto cleanup;
MultiByteToWideChar(CP_ACP, 0, lpszUrlName, -1, url_name, len);
len = MultiByteToWideChar(CP_ACP, 0, lpszLocalFileName, -1, NULL, 0);
local_file_name = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if (!local_file_name)
goto cleanup;
MultiByteToWideChar(CP_ACP, 0, lpszLocalFileName, -1, local_file_name, len);
if (lpszLocalFileName)
{
len = MultiByteToWideChar(CP_ACP, 0, lpszLocalFileName, -1, NULL, 0);
local_file_name = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if (!local_file_name)
goto cleanup;
MultiByteToWideChar(CP_ACP, 0, lpszLocalFileName, -1, local_file_name, len);
}
if (lpszFileExtension)
{
len = MultiByteToWideChar(CP_ACP, 0, lpszFileExtension, -1, NULL, 0);
@ -2522,6 +2525,7 @@ BOOL WINAPI CommitUrlCacheEntryA(
cleanup:
HeapFree(GetProcessHeap(), 0, original_url);
HeapFree(GetProcessHeap(), 0, file_extension);
HeapFree(GetProcessHeap(), 0, local_file_name);
HeapFree(GetProcessHeap(), 0, url_name);