[PATCH v2 09/20] ozwpan: slight optimization of addr compare
From: Ding Tianhong <hidden>
Date: 2013-12-24 11:29:17
Also in:
lkml
Subsystem:
staging subsystem, the rest · Maintainers:
Greg Kroah-Hartman, Linus Torvalds
Use possibly more efficient ether_addr_equal instead of memcmp. Cc: Rupesh Gujare <redacted> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: devel@driverdev.osuosl.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Tan Xiaojun <redacted> Signed-off-by: Ding Tianhong <redacted> --- drivers/staging/ozwpan/ozcdev.c | 2 +- drivers/staging/ozwpan/ozproto.c | 5 +++-- 2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/ozwpan/ozcdev.c b/drivers/staging/ozwpan/ozcdev.c
index 6ce0af9..c363f66 100644
--- a/drivers/staging/ozwpan/ozcdev.c
+++ b/drivers/staging/ozwpan/ozcdev.c@@ -448,7 +448,7 @@ int oz_cdev_start(struct oz_pd *pd, int resume) } spin_lock(&g_cdev.lock); if ((g_cdev.active_pd == NULL) && - (memcmp(pd->mac_addr, g_cdev.active_addr, ETH_ALEN) == 0)) { + (ether_addr_equal(pd->mac_addr, g_cdev.active_addr))) { oz_pd_get(pd); g_cdev.active_pd = pd; oz_dbg(ON, "Active PD arrived\n");
diff --git a/drivers/staging/ozwpan/ozproto.c b/drivers/staging/ozwpan/ozproto.c
index 88714ec..19a2521 100644
--- a/drivers/staging/ozwpan/ozproto.c
+++ b/drivers/staging/ozwpan/ozproto.c@@ -9,6 +9,7 @@ #include <linux/timer.h> #include <linux/sched.h> #include <linux/netdevice.h> +#include <linux/etherdevice.h> #include <linux/errno.h> #include <linux/ieee80211.h> #include "ozdbg.h"
@@ -180,7 +181,7 @@ static struct oz_pd *oz_connect_req(struct oz_pd *cur_pd, struct oz_elt *elt, spin_lock_bh(&g_polling_lock); list_for_each(e, &g_pd_list) { pd2 = container_of(e, struct oz_pd, link); - if (memcmp(pd2->mac_addr, pd_addr, ETH_ALEN) == 0) { + if (ether_addr_equal(pd2->mac_addr, pd_addr)) { free_pd = pd; pd = pd2; break;
@@ -597,7 +598,7 @@ struct oz_pd *oz_pd_find(const u8 *mac_addr) spin_lock_bh(&g_polling_lock); list_for_each(e, &g_pd_list) { pd = container_of(e, struct oz_pd, link); - if (memcmp(pd->mac_addr, mac_addr, ETH_ALEN) == 0) { + if (ether_addr_equal(pd->mac_addr, mac_addr)) { atomic_inc(&pd->ref_count); spin_unlock_bh(&g_polling_lock); return pd;
--
1.8.0