diff options
Diffstat (limited to 'generic/tkTextWind.c')
| -rw-r--r-- | generic/tkTextWind.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/generic/tkTextWind.c b/generic/tkTextWind.c index d2998da..454d198 100644 --- a/generic/tkTextWind.c +++ b/generic/tkTextWind.c @@ -1340,6 +1340,10 @@ TkTextWindowIndex( Tcl_HashEntry *hPtr; TkTextSegment *ewPtr; + if (textPtr == NULL) { + return 0; + } + hPtr = Tcl_FindHashEntry(&textPtr->sharedTextPtr->windowTable, name); if (hPtr == NULL) { return 0; |