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Subject[PATCH] RxRPC: Use kmemdup rather than duplicating its implementation
From
Date
The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---

diff -u -p a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
--- a/net/rxrpc/ar-key.c 2011-11-07 19:38:32.050621708 +0100
+++ b/net/rxrpc/ar-key.c 2011-11-08 10:59:18.926240106 +0100
@@ -306,10 +306,9 @@ static int rxrpc_krb5_decode_tagged_data
td->data_len = len;

if (len > 0) {
- td->data = kmalloc(len, GFP_KERNEL);
+ td->data = kmemdup(xdr, len, GFP_KERNEL);
if (!td->data)
return -ENOMEM;
- memcpy(td->data, xdr, len);
len = (len + 3) & ~3;
toklen -= len;
xdr += len >> 2;
@@ -401,10 +400,9 @@ static int rxrpc_krb5_decode_ticket(u8 *
_debug("ticket len %u", len);

if (len > 0) {
- *_ticket = kmalloc(len, GFP_KERNEL);
+ *_ticket = kmemdup(xdr, len, GFP_KERNEL);
if (!*_ticket)
return -ENOMEM;
- memcpy(*_ticket, xdr, len);
len = (len + 3) & ~3;
toklen -= len;
xdr += len >> 2;

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