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Fix crash in evaluating functions

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See Bug#24673

* src/eval.c (funcall_lambda): Fix crash for bogus functions such
as (closure).
This commit is contained in:
Philipp Stephani 2016-10-12 22:48:32 +02:00
parent d8374c4e95
commit ceb46f0021
1 changed files with 4 additions and 2 deletions
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6
src/eval.c
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@ -2825,9 +2825,11 @@ funcall_lambda (Lisp_Object fun, ptrdiff_t nargs,
{ {
if (EQ (XCAR (fun), Qclosure)) if (EQ (XCAR (fun), Qclosure))
{ {
fun = XCDR (fun); /* Drop `closure'. */ Lisp_Object cdr = XCDR (fun); /* Drop `closure'. */
if (! CONSP (cdr))
xsignal1 (Qinvalid_function, fun);
fun = cdr;
lexenv = XCAR (fun); lexenv = XCAR (fun);
CHECK_LIST_CONS (fun, fun);
} }
else else
lexenv = Qnil; lexenv = Qnil;