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-rw-r--r--source3/lib/substitute.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/source3/lib/substitute.c b/source3/lib/substitute.c
index 17bcbcac9d..926bb8233d 100644
--- a/source3/lib/substitute.c
+++ b/source3/lib/substitute.c
@@ -655,7 +655,10 @@ char *alloc_sub_basic(const char *smb_name, const char *domain_name,
a_string = realloc_string_sub(a_string, "%h", myhostname());
break;
case 'm' :
- a_string = realloc_string_sub(a_string, "%m", remote_machine);
+ a_string = realloc_string_sub(a_string, "%m",
+ remote_machine
+ ? remote_machine
+ : "");
break;
case 'v' :
a_string = realloc_string_sub(a_string, "%v", SAMBA_VERSION_STRING);