[obv][commit] Eliminate single-use variable PARAM_LEN

[Siddhesh Poyarekar]

Hi,

I just committed a trivial commit to printcmd.c, replacing a single-use
variable with its value (TYPE_LENGTH).

http://sourceware.org/ml/gdb-cvs/2012-09/msg00065.html

regards,
Siddhesh

gdb/ChangeLog:

	* printcmd.c (ui_printf): Eliminate single-use variable
	PARAM_LEN.