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authordgp <dgp@users.sourceforge.net>2011-04-21 13:24:25 (GMT)
committerdgp <dgp@users.sourceforge.net>2011-04-21 13:24:25 (GMT)
commit842312f3957922d5d3255fd5d2a511220f26c748 (patch)
tree0c3fcde0a02a3747b4b81d374da8af259c859890 /generic/tclIO.c
parent0931d1b4cbfc3fca3e3bd7e227bd7632853c1384 (diff)
parent3dee0582a464245f4ebfb6cc887e198566d3f035 (diff)
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Make sure SetFooFromAny routines react reasonably when passed a NULL interp.
Diffstat (limited to 'generic/tclIO.c')
-rw-r--r--generic/tclIO.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/generic/tclIO.c b/generic/tclIO.c
index 2ece2f4..0f01baa 100644
--- a/generic/tclIO.c
+++ b/generic/tclIO.c
@@ -10741,6 +10741,9 @@ SetChannelFromAny(
ChannelState *statePtr;
Interp *interpPtr;
+ if (interp == NULL) {
+ return TCL_ERROR;
+ }
if (objPtr->typePtr == &tclChannelType) {
/*
* The channel is valid until any call to DetachChannel occurs.