* mdocml: Do not access a NULL pointer when a .Bd macro has no arguments
@ 2015-10-30 18:54 schwarze
0 siblings, 0 replies; only message in thread
From: schwarze @ 2015-10-30 18:54 UTC (permalink / raw)
To: source
Log Message:
-----------
Do not access a NULL pointer when a .Bd macro has no arguments at all.
Bug reported by krw@.
Modified Files:
--------------
mdocml:
mdoc_state.c
Revision Data
-------------
Index: mdoc_state.c
===================================================================
RCS file: /home/cvs/mdocml/mdocml/mdoc_state.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -Lmdoc_state.c -Lmdoc_state.c -u -p -r1.2 -r1.3
--- mdoc_state.c
+++ mdoc_state.c
@@ -195,6 +195,9 @@ state_bd(STATE_ARGS)
(n->type != ROFFT_BODY || n->end != ENDBODY_NOT))
return;
+ if (n->parent->args == NULL)
+ return;
+
arg = n->parent->args->argv[0].arg;
if (arg != MDOC_Literal && arg != MDOC_Unfilled)
return;
--
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