upstream commit
Fix PermitOpen crash; spotted by benno@, ok dtucker@ deraadt@
Upstream-ID: c2cc84ffac070d2e1ff76182c70ca230a387983c
diff --git a/servconf.c b/servconf.c
index 1643651..2c321a4 100644
--- a/servconf.c
+++ b/servconf.c
@@ -1,5 +1,5 @@
-/* $OpenBSD: servconf.c,v 1.311 2017/09/18 09:41:52 dtucker Exp $ */
+/* $OpenBSD: servconf.c,v 1.312 2017/10/02 19:33:20 djm Exp $ */
/*
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
* All rights reserved
@@ -2063,6 +2063,13 @@
dst->n[dst->num_n] = xstrdup(src->n[dst->num_n]); \
} \
} while(0)
+#define M_CP_STRARRAYOPT_ALLOC(n, num_n) do { \
+ if (src->num_n != 0) { \
+ dst->n = xcalloc(src->num_n, sizeof(*dst->n)); \
+ M_CP_STRARRAYOPT(n, num_n); \
+ dst->num_n = src->num_n; \
+ } \
+} while(0)
/* See comment in servconf.h */
COPY_MATCH_STRING_OPTS();
@@ -2093,6 +2100,7 @@
#undef M_CP_INTOPT
#undef M_CP_STROPT
#undef M_CP_STRARRAYOPT
+#undef M_CP_STRARRAYOPT_ALLOC
void
parse_server_config(ServerOptions *options, const char *filename, Buffer *conf,