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authorArnaldo Carvalho de Melo <acme@mandriva.com>2006-11-17 12:21:43 -0200
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-02 21:23:59 -0800
commiteed73417d501c2c7bdef1bc8a1f7a1548a635b09 (patch)
tree61fb259d247169bbe4194fff5d6461908fcead1b /net
parentaf879cc704372ef762584e916129d19ffb39e844 (diff)
[DCCP]: Use kmemdup
Code diff stats: [acme@newtoy net-2.6.20]$ codiff /tmp/dccp.ko.before /tmp/dccp.ko.after /pub/scm/linux/kernel/git/acme/net-2.6.20/net/dccp/feat.c: __dccp_feat_init | -16 dccp_feat_change_recv | -55 dccp_feat_clone | -56 3 functions changed, 127 bytes removed [acme@newtoy net-2.6.20]$ Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Diffstat (limited to 'net')
-rw-r--r--net/dccp/feat.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index 12cde2f2f13b..e808c418c992 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -286,12 +286,11 @@ static int dccp_feat_nn(struct sock *sk, u8 type, u8 feature, u8 *val, u8 len)
if (opt == NULL)
return -ENOMEM;
- copy = kmalloc(len, GFP_ATOMIC);
+ copy = kmemdup(val, len, GFP_ATOMIC);
if (copy == NULL) {
kfree(opt);
return -ENOMEM;
}
- memcpy(copy, val, len);
opt->dccpop_type = DCCPO_CONFIRM_R; /* NN can only confirm R */
opt->dccpop_feat = feature;
@@ -521,20 +520,18 @@ int dccp_feat_clone(struct sock *oldsk, struct sock *newsk)
list_for_each_entry(opt, &olddmsk->dccpms_pending, dccpop_node) {
struct dccp_opt_pend *newopt;
/* copy the value of the option */
- u8 *val = kmalloc(opt->dccpop_len, GFP_ATOMIC);
+ u8 *val = kmemdup(opt->dccpop_val, opt->dccpop_len, GFP_ATOMIC);
if (val == NULL)
goto out_clean;
- memcpy(val, opt->dccpop_val, opt->dccpop_len);
- newopt = kmalloc(sizeof(*newopt), GFP_ATOMIC);
+ newopt = kmemdup(opt, sizeof(*newopt), GFP_ATOMIC);
if (newopt == NULL) {
kfree(val);
goto out_clean;
}
/* insert the option */
- memcpy(newopt, opt, sizeof(*newopt));
newopt->dccpop_val = val;
list_add_tail(&newopt->dccpop_node, &newdmsk->dccpms_pending);
@@ -565,10 +562,9 @@ static int __dccp_feat_init(struct dccp_minisock *dmsk, u8 type, u8 feat,
u8 *val, u8 len)
{
int rc = -ENOMEM;
- u8 *copy = kmalloc(len, GFP_KERNEL);
+ u8 *copy = kmemdup(val, len, GFP_KERNEL);
if (copy != NULL) {
- memcpy(copy, val, len);
rc = dccp_feat_change(dmsk, type, feat, copy, len, GFP_KERNEL);
if (rc)
kfree(copy);

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