util/id: fully allocate names table
Trivial: this array should be allocated to have ID_MAX entries always.
Otherwise if someone were to forget to expand this table, the assertion
in the id generator won't actually trigger; it will read junk data.
Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
diff --git a/util/id.c b/util/id.c
index bcc64d8..7883fbe 100644
--- a/util/id.c
+++ b/util/id.c
@@ -29,7 +29,7 @@
#define ID_SPECIAL_CHAR '#'
-static const char *const id_subsys_str[] = {
+static const char *const id_subsys_str[ID_MAX] = {
[ID_QDEV] = "qdev",
[ID_BLOCK] = "block",
};
@@ -53,7 +53,7 @@
static uint64_t id_counters[ID_MAX];
uint32_t rnd;
- assert(id < ID_MAX);
+ assert(id < ARRAY_SIZE(id_subsys_str));
assert(id_subsys_str[id]);
rnd = g_random_int_range(0, 100);
