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| author | nijtmans <nijtmans> | 2010-11-24 08:08:08 (GMT) |
|---|---|---|
| committer | nijtmans <nijtmans> | 2010-11-24 08:08:08 (GMT) |
| commit | c1eabb3837b46d3387543b02626d1877233d77cc (patch) | |
| tree | f4355052b029d7e82a489fbba50625115fd116fb /win/tkWinDialog.c | |
| parent | 92c03979f6743ffce1d4b3ce95309dd43e6aed91 (diff) | |
| download | tk-c1eabb3837b46d3387543b02626d1877233d77cc.zip tk-c1eabb3837b46d3387543b02626d1877233d77cc.tar.gz tk-c1eabb3837b46d3387543b02626d1877233d77cc.tar.bz2 | |
[Bug #3071836]: Crash/Tcl_Panic on WinXP saving file to C:\
Diffstat (limited to 'win/tkWinDialog.c')
| -rw-r--r-- | win/tkWinDialog.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/win/tkWinDialog.c b/win/tkWinDialog.c index 983bc77..ae89962 100644 --- a/win/tkWinDialog.c +++ b/win/tkWinDialog.c @@ -8,7 +8,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tkWinDialog.c,v 1.78 2010/11/03 12:11:44 nijtmans Exp $ + * RCS: @(#) $Id: tkWinDialog.c,v 1.79 2010/11/24 08:08:08 nijtmans Exp $ * */ @@ -1010,7 +1010,10 @@ OFNHookProc( dirsize = SendMessage(hdlg, CDM_GETFOLDERPATH, 0, 0); buffersize = (selsize + dirsize + 1) * 2; - if (selsize > 1) { + /* + * Just empty the buffer if dirsize indicates an error [Bug 3071836] + */ + if ((selsize > 1) && (dirsize > 0)) { if (ofnData->dynFileBufferSize < buffersize) { buffer = (WCHAR *) ckrealloc((char *) buffer, buffersize); ofnData->dynFileBufferSize = buffersize; |