From 697989164ef699a01012490fa2dd1970b17828e6 Mon Sep 17 00:00:00 2001 From: Ji-Hun Kim Date: Wed, 9 May 2018 09:12:36 +0900 Subject: tpm: replace kmalloc() + memcpy() with kmemdup() Use kmemdup rather than duplicating its implementation. Signed-off-by: Ji-Hun Kim Reviewed-by: James Morris Reviewed-by: Jarkko Sakkinen Signed-off-by: Jarkko Sakkinen --- drivers/char/tpm/eventlog/of.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'drivers/char') diff --git a/drivers/char/tpm/eventlog/of.c b/drivers/char/tpm/eventlog/of.c index b7cac4794ed2..bba5fba6cb3b 100644 --- a/drivers/char/tpm/eventlog/of.c +++ b/drivers/char/tpm/eventlog/of.c @@ -69,14 +69,12 @@ int tpm_read_log_of(struct tpm_chip *chip) return -EIO; } - log->bios_event_log = kmalloc(size, GFP_KERNEL); + log->bios_event_log = kmemdup(__va(base), size, GFP_KERNEL); if (!log->bios_event_log) return -ENOMEM; log->bios_event_log_end = log->bios_event_log + size; - memcpy(log->bios_event_log, __va(base), size); - if (chip->flags & TPM_CHIP_FLAG_TPM2) return EFI_TCG2_EVENT_LOG_FORMAT_TCG_2; return EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2; -- cgit v1.2.3