2007-07-05  Raphael Quinet  <raphael@gimp.org>

	* plug-ins/common/psd-load.c (do_layer_record): check for invalid
	number of channels in a layer.

	* plug-ins/common/pcx.c (load_image): check for invalid image
	width or height.

	* plug-ins/bmp/bmpread.c: check for invalid image width or height,
	return if the image could not be read instead of trying to set the
	resolution or to flip a non-existing image.

svn path=/trunk/; revision=22877