diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/hashtable.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/hashtable.c b/lib/hashtable.c index 6050dd0..4cdbc95 100644 --- a/lib/hashtable.c +++ b/lib/hashtable.c @@ -901,6 +901,12 @@ int himport_r(struct hsearch_data *htab, *sp++ = '\0'; /* terminate value */ ++dp; + if (*name == 0) { + debug("INSERT: unable to use an empty key\n"); + __set_errno(EINVAL); + return 0; + } + /* Skip variables which are not supposed to be processed */ if (!drop_var_from_set(name, nvars, localvars)) continue; |