From: Akinobu Mita Date: Sat, 19 Apr 2008 14:55:14 +0000 (+0900) Subject: x86: remove unnecessary memset and NULL check after alloc_bootmem() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b1fceac2b9e04d278316b2faddf276015fc06e3b;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git x86: remove unnecessary memset and NULL check after alloc_bootmem() memset and NULL check after alloc_bootmem() are unnecessary. Because it returns zeroed memory and it never return NULL. Signed-off-by: Akinobu Mita Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 057ccf1d5ad4..977ed5cdeaa3 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -697,10 +697,6 @@ static int __init acpi_parse_hpet(struct acpi_table_header *table) #define HPET_RESOURCE_NAME_SIZE 9 hpet_res = alloc_bootmem(sizeof(*hpet_res) + HPET_RESOURCE_NAME_SIZE); - if (!hpet_res) - return 0; - - memset(hpet_res, 0, sizeof(*hpet_res)); hpet_res->name = (void *)&hpet_res[1]; hpet_res->flags = IORESOURCE_MEM; snprintf((char *)hpet_res->name, HPET_RESOURCE_NAME_SIZE, "HPET %u",