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arm64: Fix CONFIG_ARCH_RANDOM=n build
authorRobin Murphy <robin.murphy@arm.com>
Mon, 10 Feb 2020 19:21:01 +0000 (19:21 +0000)
committerWill Deacon <will@kernel.org>
Tue, 11 Feb 2020 09:47:01 +0000 (09:47 +0000)
commit74a44bed8d93782affb707a33469bda7052b4207
tree03d9a92f1441c0c9083929a0bb1865007c967ff4
parent0ca2c0319a7bce0e152b51b866979d62dc261e48
arm64: Fix CONFIG_ARCH_RANDOM=n build

The entire asm/archrandom.h header is generically included via
linux/archrandom.h only when CONFIG_ARCH_RANDOM is already set, so the
stub definitions of __arm64_rndr() and __early_cpu_has_rndr() are only
visible to KASLR if it explicitly includes the arch-internal header.

Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
arch/arm64/kernel/kaslr.c