[gthumb] check the date validity before setting the value

[Paolo Bacchilega <paobac src gnome org>]

commit 8c302b1be5f441f8c4d563a188e493df9c9ddf34
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Wed Aug 25 17:18:38 2010 +0200

    check the date validity before setting the value

 extensions/comments/gth-comment.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/extensions/comments/gth-comment.c b/extensions/comments/gth-comment.c
index 7c0140f..90fa68e 100644
--- a/extensions/comments/gth-comment.c
+++ b/extensions/comments/gth-comment.c
@@ -491,8 +491,10 @@ gth_comment_set_time_from_exif_format (GthComment *comment,
 		return;
 	}
 
-	g_date_set_dmy (comment->priv->date, d, m, y);
-	gth_time_set_hms (comment->priv->time_of_day, hh, mm, ss, 0);
+	if (g_date_valid_dmy (d, m, y)) {
+		g_date_set_dmy (comment->priv->date, d, m, y);
+		gth_time_set_hms (comment->priv->time_of_day, hh, mm, ss, 0);
+	}
 }