On Fri, 2018-03-02 at 19:49:18 UTC, Mathieu Malaterre wrote: > When neither CONFIG_ALTIVEC, nor CONFIG_VSX or CONFIG_PPC64 is defined, the > array feature_properties is defined as an empty array, which in turn > triggers the following warning (treated as error on W=1): > > CC arch/powerpc/kernel/prom.o > arch/powerpc/kernel/prom.c: In function ‘check_cpu_feature_properties’: > arch/powerpc/kernel/prom.c:298:16: error: comparison of unsigned expression < 0 is always false [-Werror=type-limits] > for (i = 0; i < ARRAY_SIZE(feature_properties); ++i, ++fp) { > ^ > cc1: all warnings being treated as errors > > Suggested-by: Michael Ellerman > Signed-off-by: Mathieu Malaterre Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/4f1f40f7b2b4487f582ecafec64076 cheers