[POWERPC] arch/powerpc/kernel/vio.c of_node_put cleanup
[POWERPC] arch/powerpc/kernel/vio.c of_node_put cleanup

Remove redundant argument check for of_node_put().

Signed-off-by: Mariusz Kozlowski <5702b3f6ed7bf13b13f30a976dbb318af82515c3@tuxland.pl>
Signed-off-by: Paul Mackerras <19a0ba370c443ba08d20b5061586430ab449ee8c@samba.org>

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