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tpm: replace kmalloc() + memcpy() with kmemdup() 

Use kmemdup rather than duplicating its implementation.

Signed-off-by: Ji-Hun Kim <ji_hun.kim@samsung.com>
Reviewed-by: James Morris <james.morris@microsoft.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkine@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkine@linux.intel.com>
This commit is contained in:
Ji-Hun Kim 2018-05-09 09:12:37 +09:00 committed by Jarkko Sakkinen
parent 697989164e
commit f5495bb9ac
1 changed files with 1 additions and 2 deletions
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3
drivers/char/tpm/eventlog/efi.c
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@ -51,10 +51,9 @@ int tpm_read_log_efi(struct tpm_chip *chip)
} }
/* malloc EventLog space */ /* malloc EventLog space */
log->bios_event_log = kmalloc(log_size, GFP_KERNEL); log->bios_event_log = kmemdup(log_tbl->log, log_size, GFP_KERNEL);
if (!log->bios_event_log) if (!log->bios_event_log)
goto err_memunmap; goto err_memunmap;
memcpy(log->bios_event_log, log_tbl->log, log_size);
log->bios_event_log_end = log->bios_event_log + log_size; log->bios_event_log_end = log->bios_event_log + log_size;
tpm_log_version = log_tbl->version; tpm_log_version = log_tbl->version;