diff options
| author | Arnaldo Carvalho de Melo <acme@mandriva.com> | 2006-11-17 12:43:07 -0200 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-12-02 21:24:01 -0800 |
| commit | 0459d70add3f7ca5d433d4b2334cc6ec9ddab05b (patch) | |
| tree | aaad8cbd8e9e38c44eeb748d088bc7139555f9ae | |
| parent | c66b721a502cbbc15be8bd7c79c305fa40f1e6ce (diff) | |
[AX25]: Use kmemdup
Code diff stats:
[acme@newtoy net-2.6.20]$ codiff /tmp/ax25.ko.before /tmp/ax25.ko.after
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ax25/ax25_out.c:
ax25_send_frame | -8
1 function changed, 8 bytes removed
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ax25/ax25_route.c:
ax25_rt_autobind | -15
1 function changed, 15 bytes removed
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ax25/af_ax25.c:
ax25_make_new | -33
1 function changed, 33 bytes removed
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ax25/sysctl_net_ax25.c:
ax25_register_sysctl | -21
1 function changed, 21 bytes removed
/tmp/ax25.ko.after:
4 functions changed, 77 bytes removed
[acme@newtoy net-2.6.20]$
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
| -rw-r--r-- | net/ax25/af_ax25.c | 6 | ||||
| -rw-r--r-- | net/ax25/ax25_out.c | 4 | ||||
| -rw-r--r-- | net/ax25/ax25_route.c | 5 | ||||
| -rw-r--r-- | net/ax25/sysctl_net_ax25.c | 5 |
4 files changed, 11 insertions, 9 deletions
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index 000695c4858..6cabf6d8a75 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -906,13 +906,13 @@ struct sock *ax25_make_new(struct sock *osk, struct ax25_dev *ax25_dev) ax25->source_addr = oax25->source_addr; if (oax25->digipeat != NULL) { - if ((ax25->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) { + ax25->digipeat = kmemdup(oax25->digipeat, sizeof(ax25_digi), + GFP_ATOMIC); + if (ax25->digipeat == NULL) { sk_free(sk); ax25_cb_put(ax25); return NULL; } - - memcpy(ax25->digipeat, oax25->digipeat, sizeof(ax25_digi)); } sk->sk_protinfo = ax25; diff --git a/net/ax25/ax25_out.c b/net/ax25/ax25_out.c index d7736e58533..f84047d1e8c 100644 --- a/net/ax25/ax25_out.c +++ b/net/ax25/ax25_out.c @@ -70,11 +70,11 @@ ax25_cb *ax25_send_frame(struct sk_buff *skb, int paclen, ax25_address *src, ax2 ax25->dest_addr = *dest; if (digi != NULL) { - if ((ax25->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) { + ax25->digipeat = kmemdup(digi, sizeof(*digi), GFP_ATOMIC); + if (ax25->digipeat == NULL) { ax25_cb_put(ax25); return NULL; } - memcpy(ax25->digipeat, digi, sizeof(ax25_digi)); } switch (ax25->ax25_dev->values[AX25_VALUES_PROTOCOL]) { diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c index 51b7bdaf27e..8580356ace5 100644 --- a/net/ax25/ax25_route.c +++ b/net/ax25/ax25_route.c @@ -432,11 +432,12 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr) } if (ax25_rt->digipeat != NULL) { - if ((ax25->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) { + ax25->digipeat = kmemdup(ax25_rt->digipeat, sizeof(ax25_digi), + GFP_ATOMIC); + if (ax25->digipeat == NULL) { err = -ENOMEM; goto put; } - memcpy(ax25->digipeat, ax25_rt->digipeat, sizeof(ax25_digi)); ax25_adjust_path(addr, ax25->digipeat); } diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c index 867d4253797..d23a27f25d2 100644 --- a/net/ax25/sysctl_net_ax25.c +++ b/net/ax25/sysctl_net_ax25.c @@ -209,7 +209,9 @@ void ax25_register_sysctl(void) } for (n = 0, ax25_dev = ax25_dev_list; ax25_dev != NULL; ax25_dev = ax25_dev->next) { - ctl_table *child = kmalloc(sizeof(ax25_param_table), GFP_ATOMIC); + struct ctl_table *child = kmemdup(ax25_param_table, + sizeof(ax25_param_table), + GFP_ATOMIC); if (!child) { while (n--) kfree(ax25_table[n].child); @@ -217,7 +219,6 @@ void ax25_register_sysctl(void) spin_unlock_bh(&ax25_dev_lock); return; } - memcpy(child, ax25_param_table, sizeof(ax25_param_table)); ax25_table[n].child = ax25_dev->systable = child; ax25_table[n].ctl_name = n + 1; ax25_table[n].procname = ax25_dev->dev->name; |