Use var_CreateGetNonEmptyString for decklink-mode.

diff --git a/modules/access/decklink.cpp b/modules/access/decklink.cpp
index 631dc76dae9defa4daf02b836d8d8b62fdc6a567..fe7e580ef121c33847a8415e06384d4c8756d0cc 100644 (file)
--- a/modules/access/decklink.cpp
+++ b/modules/access/decklink.cpp
@@ -412,8 +412,8 @@ static int Open( vlc_object_t *p_this )
         goto finish;
     }
 
-    psz_display_mode = var_InheritString( p_demux, "decklink-mode" );
-    if( !psz_display_mode || strlen( psz_display_mode ) == 0 || strlen( psz_display_mode ) > 4 ) {
+    psz_display_mode = var_CreateGetNonEmptyString( p_demux, "decklink-mode" );
+    if( !psz_display_mode || strlen( psz_display_mode ) > 4 ) {
         msg_Err( p_demux, "Missing or invalid --decklink-mode string" );
         goto finish;
     }