diff options
| author | vasiljevic <zv@archiware.com> | 2005-10-04 18:14:14 (GMT) |
|---|---|---|
| committer | vasiljevic <zv@archiware.com> | 2005-10-04 18:14:14 (GMT) |
| commit | cee7aab42e96de098d7fab4437ef46fd153d8b70 (patch) | |
| tree | 59382bb22519600cf3b18c63f872c86a58d8e146 /generic/tclTimer.c | |
| parent | aba1eff34b67c5292b0d38c4ebdf88247b85f5e8 (diff) | |
| download | tcl-cee7aab42e96de098d7fab4437ef46fd153d8b70.zip tcl-cee7aab42e96de098d7fab4437ef46fd153d8b70.tar.gz tcl-cee7aab42e96de098d7fab4437ef46fd153d8b70.tar.bz2 | |
Tcl_ClearChannelHandlers(): 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 0e14f4d..5832382 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 1.6.2.2 2005/03/23 21:58:17 dgp Exp $ + * RCS: @(#) $Id: tclTimer.c,v 1.6.2.3 2005/10/04 18:14:14 vasiljevic Exp $ */ #include "tclInt.h" @@ -303,9 +303,12 @@ 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) { |