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-rw-r--r--lib/param/loadparm.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/param/loadparm.c b/lib/param/loadparm.c
index 4751a06198..38140877e7 100644
--- a/lib/param/loadparm.c
+++ b/lib/param/loadparm.c
@@ -1355,13 +1355,19 @@ static bool set_variable(TALLOC_CTX *mem_ctx, int parmnum, void *parm_ptr,
char **new_list = str_list_make(mem_ctx,
pszParmValue, NULL);
for (i=0; new_list[i]; i++) {
- if (new_list[i][0] == '+' && new_list[i][1]) {
+ if (*(const char ***)parm_ptr != NULL &&
+ new_list[i][0] == '+' &&
+ new_list[i][1])
+ {
if (!str_list_check(*(const char ***)parm_ptr,
&new_list[i][1])) {
*(const char ***)parm_ptr = str_list_add(*(const char ***)parm_ptr,
&new_list[i][1]);
}
- } else if (new_list[i][0] == '-' && new_list[i][1]) {
+ } else if (*(const char ***)parm_ptr != NULL &&
+ new_list[i][0] == '-' &&
+ new_list[i][1])
+ {
str_list_remove(*(const char ***)parm_ptr,
&new_list[i][1]);
} else {