epg api: fix the eventId check in api_epg_alternative/api_epg_related functions,...

diff --git a/src/api/api_epg.c b/src/api/api_epg.c
index 8a39d6e36e56b240819fc65659ccfc222bf5b2ba..47a4494c7dfa30c49a2f3db3d35da64197a3a059 100644 (file)
--- a/src/api/api_epg.c
+++ b/src/api/api_epg.c
@@ -528,12 +528,12 @@ api_epg_alternative
   epg_broadcast_t *e;
   char *lang;
 
-  if (!htsmsg_get_u32(args, "eventId", &id))
+  if (htsmsg_get_u32(args, "eventId", &id))
     return -EINVAL;
 
   /* Main Job */
-  pthread_mutex_lock(&global_lock);
   lang = access_get_lang(perm, htsmsg_get_str(args, "lang"));
+  pthread_mutex_lock(&global_lock);
   e = epg_broadcast_find_by_id(id);
   if (e && e->episode)
     api_epg_episode_broadcasts(perm, l, lang, e->episode, &entries, e);
@@ -558,12 +558,12 @@ api_epg_related
   epg_episode_t *ep, *ep2;
   char *lang;
   
-  if (!htsmsg_get_u32(args, "eventId", &id))
+  if (htsmsg_get_u32(args, "eventId", &id))
     return -EINVAL;
 
   /* Main Job */
-  pthread_mutex_lock(&global_lock);
   lang = access_get_lang(perm, htsmsg_get_str(args, "lang"));
+  pthread_mutex_lock(&global_lock);
   e = epg_broadcast_find_by_id(id);
   ep = e ? e->episode : NULL;
   if (ep && ep->brand) {