RxRPC: Use kmemdup rather than duplicating its implementation
Author: Thomas Meyer <thomas@m3y3r.de>
The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.
Signed-off-by: Thomas Meyer
Signed-off-by: David S. Miller
---
net/rxrpc/ar-key.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
index 43ea7de..4cba13e 100644
--- a/net/rxrpc/ar-key.c
+++ b/net/rxrpc/ar-key.c
@@ -306,10 +306,9 @@ static int rxrpc_krb5_decode_tagged_data(struct krb5_tagged_data *td,
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 **_ticket, u16 *_tktlen,
_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; |
---
net/rxrpc/ar-key.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
index 43ea7de..4cba13e 100644
--- a/net/rxrpc/ar-key.c
+++ b/net/rxrpc/ar-key.c
@@ -306,10 +306,9 @@ static int rxrpc_krb5_decode_tagged_data(struct krb5_tagged_data *td,
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 **_ticket, u16 *_tktlen,
_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;