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Subject[Patch v2] staging: rtl8192e: Make use kmemdup
As kmemdup API does kmalloc + memcpy . We can make use of it instead of
calling kmalloc and memcpy independetly.

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
---
v2 - remove the netdev_info() uses for allocation failures

drivers/staging/rtl8192e/rtllib_softmac.c | 24 +++++++-----------------
1 file changed, 7 insertions(+), 17 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c
index e29e8d6..f2f7529 100644
--- a/drivers/staging/rtl8192e/rtllib_softmac.c
+++ b/drivers/staging/rtl8192e/rtllib_softmac.c
@@ -1382,15 +1382,10 @@ rtllib_association_req(struct rtllib_network *beacon,
ieee->assocreq_ies = NULL;
ies = &(hdr->info_element[0].id);
ieee->assocreq_ies_len = (skb->data + skb->len) - ies;
- ieee->assocreq_ies = kmalloc(ieee->assocreq_ies_len, GFP_ATOMIC);
- if (ieee->assocreq_ies)
- memcpy(ieee->assocreq_ies, ies, ieee->assocreq_ies_len);
- else {
- netdev_info(ieee->dev,
- "%s()Warning: can't alloc memory for assocreq_ies\n",
- __func__);
+ ieee->assocreq_ies = kmemdup(ies, ieee->assocreq_ies_len, GFP_ATOMIC);
+ if (!ieee->assocreq_ies)
ieee->assocreq_ies_len = 0;
- }
+
return skb;
}

@@ -2259,17 +2254,12 @@ rtllib_rx_assoc_resp(struct rtllib_device *ieee, struct sk_buff *skb,
ieee->assocresp_ies = NULL;
ies = &(assoc_resp->info_element[0].id);
ieee->assocresp_ies_len = (skb->data + skb->len) - ies;
- ieee->assocresp_ies = kmalloc(ieee->assocresp_ies_len,
+ ieee->assocresp_ies = kmemdup(ies,
+ ieee->assocresp_ies_len,
GFP_ATOMIC);
- if (ieee->assocresp_ies)
- memcpy(ieee->assocresp_ies, ies,
- ieee->assocresp_ies_len);
- else {
- netdev_info(ieee->dev,
- "%s()Warning: can't alloc memory for assocresp_ies\n",
- __func__);
+ if (!ieee->assocresp_ies)
ieee->assocresp_ies_len = 0;
- }
+
rtllib_associate_complete(ieee);
} else {
/* aid could not been allocated */
--
2.7.4
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