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config: expand_brackets_string tolerates null values

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This commit is contained in:
Nikos Mavrogiannopoulos
2015-02-27 14:00:15 +01:00
parent 01fd48f093
commit c80c8dc15b
1 changed files with 3 additions and 0 deletions
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3
src/subconfig.c
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@@ -38,6 +38,9 @@ unsigned expand_brackets_string(struct cfg_st *config, const char *str, subcfg_v
unsigned len, len2;
unsigned pos = 0, finish = 0;
if (str == NULL)
return 0;
p = strchr(str, '[');
if (p == NULL) {
return 0;