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| author | vasiljevic <zv@archiware.com> | 2005-10-04 18:33:30 (GMT) |
|---|---|---|
| committer | vasiljevic <zv@archiware.com> | 2005-10-04 18:33:30 (GMT) |
| commit | f7a32bb02e999e8cd6df51c36d894a5847c7030d (patch) | |
| tree | 05410b6db8bbaed600af3b09065762e4d056baba /generic/tclTimer.c | |
| parent | 3a1cc7cd8ece0078e527499a541f9d4703012d95 (diff) | |
| download | tcl-f7a32bb02e999e8cd6df51c36d894a5847c7030d.zip tcl-f7a32bb02e999e8cd6df51c36d894a5847c7030d.tar.gz tcl-f7a32bb02e999e8cd6df51c36d894a5847c7030d.tar.bz2 | |
Tcl_DeleteTimerHandler(): bail out early if passed NULL argument.
Diffstat (limited to 'generic/tclTimer.c')
| -rw-r--r-- | generic/tclTimer.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/generic/tclTimer.c b/generic/tclTimer.c index e441867..faf44b7 100644 --- a/generic/tclTimer.c +++ b/generic/tclTimer.c @@ -9,7 +9,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclTimer.c,v 1.18 2005/09/15 16:40:02 dgp Exp $ + * RCS: @(#) $Id: tclTimer.c,v 1.19 2005/10/04 18:33:30 vasiljevic Exp $ */ #include "tclInt.h" @@ -345,9 +345,12 @@ Tcl_DeleteTimerHandler(token) * Tcl_DeleteTimerHandler. */ { register TimerHandler *timerHandlerPtr, *prevPtr; - ThreadSpecificData *tsdPtr; + ThreadSpecificData *tsdPtr = InitTimer(); + + if (token == NULL) { + return; + } - tsdPtr = InitTimer(); for (timerHandlerPtr = tsdPtr->firstTimerHandlerPtr, prevPtr = NULL; timerHandlerPtr != NULL; prevPtr = timerHandlerPtr, timerHandlerPtr = timerHandlerPtr->nextPtr) { |