[PATCH 7/7] staging: wilc1000: use kmemdup to replace kmalloc/memcpy

From: hariprasath . elango
Date: Wed Mar 14 2018 - 08:46:06 EST


From: HariPrasath Elango <hariprasath.elango@xxxxxxxxx>

kmalloc followed by memcpy can be replaced by kmemdup.Also added the
related error handling part

Signed-off-by: HariPrasath Elango <hariprasath.elango@xxxxxxxxx>
---
drivers/staging/wilc1000/host_interface.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 0fac8e1..4ae2da6 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -992,9 +992,13 @@ static s32 handle_connect(struct wilc_vif *vif,

if (memcmp("DIRECT-", pstrHostIFconnectAttr->ssid, 7)) {
info_element_size = hif_drv->usr_conn_req.ies_len;
- info_element = kmalloc(info_element_size, GFP_KERNEL);
- memcpy(info_element, hif_drv->usr_conn_req.ies,
- info_element_size);
+ info_element = kmemdup(hif_drv->usr_conn_req.ies,
+ info_element_size,
+ GFP_KERNEL);
+ if (!info_element) {
+ result = -ENOMEM;
+ goto ERRORHANDLER;
+ }
}

wid_list[wid_cnt].id = (u16)WID_11I_MODE;
--
2.10.0.GIT