[PATCH] fix module paramater permissions in radeon_base.c

You really don't want -2 (which was just a cut-and-paste of the initial
value for the parameter) for the file mode in sysfs.

Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>