[POWERPC] Fix ppc_rtas_progress_show()
[POWERPC] Fix ppc_rtas_progress_show()

Fixes the warning

	arch/powerpc/kernel/rtas-proc.c: In function 'ppc_rtas_progress_show':
	arch/powerpc/kernel/rtas-proc.c:382: warning: the address of
		'progress_led' will always evaluate as 'true'

by fixing the code to do what it presumably is meant to do.

Signed-off-by: Segher Boessenkool <2343885bc648d4446d043d3be1cd7c9dbde217a3@kernel.crashing.org>
Signed-off-by: Paul Mackerras <19a0ba370c443ba08d20b5061586430ab449ee8c@samba.org>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs