[PATCH 2/2] tpm: replace kmalloc() + memcpy() with kmemdup()

Ji-Hun Kim
2018-05-09T00:12:37Z

Use kmemdup rather than duplicating its implementation.

Signed-off-by: Ji-Hun Kim <ji_hun.kim@samsung.com>
---
drivers/char/tpm/eventlog/efi.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/char/tpm/eventlog/efi.c b/drivers/char/tpm/eventlog/efi.c
index 68f1e7e..3e673ab 100644
--- a/drivers/char/tpm/eventlog/efi.c
+++ b/drivers/char/tpm/eventlog/efi.c
@@ -51,10 +51,9 @@ int tpm_read_log_efi(struct tpm_chip *chip)
}

/* 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)
goto err_memunmap;
- memcpy(log->bios_event_log, log_tbl->log, log_size);
log->bios_event_log_end = log->bios_event_log + log_size;

tpm_log_version = log_tbl->version;
--
1.9.1