2008-02-14 Lutz Mueller <lutz@users.sourceforge.net>

2008-02-14  Lutz Mueller <lutz@users.sourceforge.net>

	Fix #1774591 (partially):

	* libexif/exif-content.c: (exif_content_remove_entry) Check the
	return value of exif_mem_realloc.
	* libexif/exif-data.c: (exif_data_save_data_entry),
	(exif_data_save_data_content) Same here.
	* libexif/canon/exif-mnote-data-canon.c:
	(exif_mnote_data_canon_save), (exif_mnote_data_canon_load) Same here.
	* libexif/fuji/exif-mnote-data-fuji.c:
	(exif_mnote_data_fuji_save), (exif_mnote_data_fuji_load) Same here.
	* libexif/olympus/exif-mnote-data-olympus.c:
	(exif_mnote_data_olympus_save) Same here.