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path: root/net/batman-adv/sysfs.c
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Diffstat (limited to 'net/batman-adv/sysfs.c')
-rw-r--r--net/batman-adv/sysfs.c24
1 files changed, 8 insertions, 16 deletions
diff --git a/net/batman-adv/sysfs.c b/net/batman-adv/sysfs.c
index fc47baa888c5..f40cb0436eba 100644
--- a/net/batman-adv/sysfs.c
+++ b/net/batman-adv/sysfs.c
@@ -900,32 +900,24 @@ int batadv_throw_uevent(struct batadv_priv *bat_priv, enum batadv_uev_type type,
bat_kobj = &bat_priv->soft_iface->dev.kobj;
- uevent_env[0] = kmalloc(strlen(BATADV_UEV_TYPE_VAR) +
- strlen(batadv_uev_type_str[type]) + 1,
- GFP_ATOMIC);
+ uevent_env[0] = kasprintf(GFP_ATOMIC,
+ "%s%s", BATADV_UEV_TYPE_VAR,
+ batadv_uev_type_str[type]);
if (!uevent_env[0])
goto out;
- sprintf(uevent_env[0], "%s%s", BATADV_UEV_TYPE_VAR,
- batadv_uev_type_str[type]);
-
- uevent_env[1] = kmalloc(strlen(BATADV_UEV_ACTION_VAR) +
- strlen(batadv_uev_action_str[action]) + 1,
- GFP_ATOMIC);
+ uevent_env[1] = kasprintf(GFP_ATOMIC,
+ "%s%s", BATADV_UEV_ACTION_VAR,
+ batadv_uev_action_str[action]);
if (!uevent_env[1])
goto out;
- sprintf(uevent_env[1], "%s%s", BATADV_UEV_ACTION_VAR,
- batadv_uev_action_str[action]);
-
/* If the event is DEL, ignore the data field */
if (action != BATADV_UEV_DEL) {
- uevent_env[2] = kmalloc(strlen(BATADV_UEV_DATA_VAR) +
- strlen(data) + 1, GFP_ATOMIC);
+ uevent_env[2] = kasprintf(GFP_ATOMIC,
+ "%s%s", BATADV_UEV_DATA_VAR, data);
if (!uevent_env[2])
goto out;
-
- sprintf(uevent_env[2], "%s%s", BATADV_UEV_DATA_VAR, data);
}
ret = kobject_uevent_env(bat_kobj, KOBJ_CHANGE, uevent_env);