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x86: remove unnecessary memset and NULL check after alloc_bootmem()

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memset and NULL check after alloc_bootmem() are unnecessary.
Because it returns zeroed memory and it never return NULL.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Akinobu Mita 2008-04-19 23:55:14 +09:00 committed by Ingo Molnar
parent a1a33fa315
commit b1fceac2b9
1 changed files with 0 additions and 4 deletions
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4
arch/x86/kernel/acpi/boot.c
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@ -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",