diff options
Diffstat (limited to 'scd/app-openpgp.c')
| -rw-r--r-- | scd/app-openpgp.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/scd/app-openpgp.c b/scd/app-openpgp.c index c9f2840e6..5b1b0d339 100644 --- a/scd/app-openpgp.c +++ b/scd/app-openpgp.c @@ -348,7 +348,8 @@ get_cached_data (app_t app, int tag, err = iso7816_get_data (app->slot, exmode, tag, &p, &len); if (err) return err; - *result = p; + if (len) + *result = p; *resultlen = len; /* Check whether we should cache this object. */ @@ -370,7 +371,10 @@ get_cached_data (app_t app, int tag, c = xtrymalloc (sizeof *c + len); if (c) { - memcpy (c->data, p, len); + if (len) + memcpy (c->data, p, len); + else + xfree (p); c->length = len; c->tag = tag; c->next = app->app_local->cache; |