libtar - Fix extraction of hardlinks to use the prefix

Change-Id: I116982ceed722364406b99fb08bc6943afa0390a
diff --git a/libtar/wrapper.c b/libtar/wrapper.c
index 7cd8ed1..4d82162 100644
--- a/libtar/wrapper.c
+++ b/libtar/wrapper.c
@@ -44,7 +44,7 @@
 			snprintf(buf, sizeof(buf), "%s/%s", prefix, filename);
 		else
 			strlcpy(buf, filename, sizeof(buf));
-		if (tar_extract_file(t, filename) != 0)
+		if (tar_extract_file(t, filename, prefix) != 0)
 			return -1;
 	}
 
@@ -86,7 +86,7 @@
 			continue;
 		}
 		*/
-		if (tar_extract_file(t, buf) != 0)  
+		if (tar_extract_file(t, buf, prefix) != 0)
 			return -1;
 	}
 	return (i == 1 ? 0 : -1);