[grilo] core: Fix segfault

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit ee639609dab28503689a613fb843f60d1d7f9ce1
Author: Lionel Landwerlin <lionel g landwerlin linux intel com>
Date:   Wed Mar 16 22:34:40 2011 +0000

    core: Fix segfault
    
    Fix segfault in grl-data.
    
    Signed-off-by: Lionel Landwerlin <lionel g landwerlin linux intel com>
    Signed-off-by: Juan A. Suarez Romero <jasuarez igalia com>

 src/data/grl-data.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/data/grl-data.c b/src/data/grl-data.c
index 4efcabc..95ed6bb 100644
--- a/src/data/grl-data.c
+++ b/src/data/grl-data.c
@@ -177,7 +177,7 @@ get_sample_key (GrlKeyID key)
 
   if (!related_keys) {
     GRL_WARNING ("Related keys not found for key \"%s\"",
-                 grl_metadata_key_get_name (related_keys->data));
+                 grl_metadata_key_get_name (key));
     return NULL;
   } else {
     return related_keys->data;