Re: [v2,01/21] powerpc: Remove warning on array size when empty
From: Michael Ellerman <hidden>
Date: 2018-03-14 09:28:36
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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 <mpe@ellerman.id.au>
Signed-off-by: Mathieu Malaterre <redacted>Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/4f1f40f7b2b4487f582ecafec64076 cheers