Re: [PATCH] arm64: Add missing sentinel to erratum_1463225

From: Sai Prakash Ranjan
Date: Thu Jul 09 2020 - 01:22:13 EST


Hi Florian,

On 2020-07-09 10:43, Florian Fainelli wrote:
When the erratum_1463225 array was introduced a sentinel at the end was
missing thus causing a KASAN: global-out-of-bounds in
is_affected_midr_range_list on arm64 error.

Link:
https://lore.kernel.org/linux-arm-kernel/CA+G9fYs3EavpU89-rTQfqQ9GgxAMgMAk7jiiVrfP0yxj5s+Q6g@xxxxxxxxxxxxxx/
Fixes: a9e821b89daa ("arm64: Add KRYO4XX gold CPU cores to erratum
list 1463225 and 1418040")
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
arch/arm64/kernel/cpu_errata.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index 8e302dc093d0..79728bfb5351 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -782,6 +782,7 @@ static const struct midr_range erratum_1463225[] = {
MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 1),
/* Kryo4xx Gold (rcpe to rfpf) => (r0p0 to r3p1) */
MIDR_RANGE(MIDR_QCOM_KRYO_4XX_GOLD, 0xc, 0xe, 0xf, 0xf),
+ {},
};
#endif

My bad missing this, thanks for the fix.

Reviewed-by: Sai Prakash Ranjan <saiprakash.ranjan@xxxxxxxxxxxxxx>

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