[easytag] Fix et_core.c unused result warnings, bug 699979

[David King <davidk src gnome org>]

commit 134da63109b26840b8979ec4b3567878b5ba5b9c
Author: Abhinav <abhijangda hotmail com>
Date:   Thu May 9 23:35:21 2013 +0530

    Fix et_core.c unused result warnings, bug 699979

 src/et_core.c |    7 ++++++-
 src/log.c     |    2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/src/et_core.c b/src/et_core.c
index ec5d837..1493392 100644
--- a/src/et_core.c
+++ b/src/et_core.c
@@ -3857,7 +3857,12 @@ gboolean ET_Save_File_Tag_To_HD (ET_File *ETFile)
     {
 #ifndef G_OS_WIN32
         chmod(cur_filename,statbuf.st_mode & (S_IRWXU|S_IRWXG|S_IRWXO));
-        chown(cur_filename,statbuf.st_uid,statbuf.st_gid);
+        if (chown (cur_filename, statbuf.st_uid, statbuf.st_gid) == -1)
+        {
+            Log_Print (LOG_ERROR,
+                       _("Cannot change the permissions of file '%s' (%s)"),
+                       cur_filename, g_strerror (errno));
+        }
 #endif /* !G_OS_WIN32 */
         if (PRESERVE_MODIFICATION_TIME)
         {
diff --git a/src/log.c b/src/log.c
index c8aee7c..14f7f2e 100644
--- a/src/log.c
+++ b/src/log.c
@@ -330,7 +330,7 @@ void Log_Print (Log_Error_Type error_type, gchar const *format, ...)
         gchar *data = g_strdup_printf("%s %s\n",time,string);
         if (fwrite (data, strlen (data), 1, file) != 1)
         {
-            //To avoid recursion of Log_Print, using g_critical
+            /* To avoid recursion of Log_Print. */
             g_critical ("Error writing to the log file '%s'", file_path);
             g_free (data);
             g_free (time);