[PATCH] message/fusion/mptbase.c: Use kmemdup instead of memcpy and kmalloc

From: Bharath Vedartham
Date: Wed May 22 2019 - 05:56:23 EST


Replace kmalloc + memcpy with kmemdup.

This was reported by coccinelle.

Signed-off-by: Bharath Vedartham <linux.bhar@xxxxxxxxx>
---
drivers/message/fusion/mptbase.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index d8882b0..37876a7 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -6001,13 +6001,12 @@ mpt_findImVolumes(MPT_ADAPTER *ioc)
if (mpt_config(ioc, &cfg) != 0)
goto out;

- mem = kmalloc(iocpage2sz, GFP_KERNEL);
+ mem = kmemdup((u8 *)pIoc2, iocpage2sz, GFP_KERNEL);
if (!mem) {
rc = -ENOMEM;
goto out;
}

- memcpy(mem, (u8 *)pIoc2, iocpage2sz);
ioc->raid_data.pIocPg2 = (IOCPage2_t *) mem;

mpt_read_ioc_pg_3(ioc);
--
2.7.4