diff options
| -rw-r--r-- | drivers/net/wireless/marvell/libertas/mesh.c | 51 |
1 files changed, 33 insertions, 18 deletions
diff --git a/drivers/net/wireless/marvell/libertas/mesh.c b/drivers/net/wireless/marvell/libertas/mesh.c index 90ffe8d1e0e8..2dd635935448 100644 --- a/drivers/net/wireless/marvell/libertas/mesh.c +++ b/drivers/net/wireless/marvell/libertas/mesh.c @@ -188,8 +188,11 @@ static ssize_t anycast_mask_store(struct device *dev, uint32_t datum; int ret; + ret = kstrtouint(buf, 16, &datum); + if (ret) + return ret; + memset(&mesh_access, 0, sizeof(mesh_access)); - sscanf(buf, "%x", &datum); mesh_access.data[0] = cpu_to_le32(datum); ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_ANYCAST, &mesh_access); @@ -241,15 +244,14 @@ static ssize_t prb_rsp_limit_store(struct device *dev, int ret; unsigned long retry_limit; - memset(&mesh_access, 0, sizeof(mesh_access)); - mesh_access.data[0] = cpu_to_le32(CMD_ACT_SET); - ret = kstrtoul(buf, 10, &retry_limit); if (ret) return ret; if (retry_limit > 15) return -ENOTSUPP; + memset(&mesh_access, 0, sizeof(mesh_access)); + mesh_access.data[0] = cpu_to_le32(CMD_ACT_SET); mesh_access.data[1] = cpu_to_le32(retry_limit); ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_GET_PRB_RSP_LIMIT, @@ -285,9 +287,12 @@ static ssize_t lbs_mesh_store(struct device *dev, const char *buf, size_t count) { struct lbs_private *priv = to_net_dev(dev)->ml_priv; - int enable; + int ret, enable; + + ret = kstrtoint(buf, 16, &enable); + if (ret) + return ret; - sscanf(buf, "%x", &enable); enable = !!enable; if (enable == !!priv->mesh_dev) return count; @@ -387,11 +392,13 @@ static ssize_t bootflag_store(struct device *dev, struct device_attribute *attr, uint32_t datum; int ret; - memset(&cmd, 0, sizeof(cmd)); - ret = sscanf(buf, "%d", &datum); - if ((ret != 1) || (datum > 1)) + ret = kstrtouint(buf, 10, &datum); + if (ret) + return ret; + if (datum > 1) return -EINVAL; + memset(&cmd, 0, sizeof(cmd)); *((__le32 *)&cmd.data[0]) = cpu_to_le32(!!datum); cmd.length = cpu_to_le16(sizeof(uint32_t)); ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, @@ -438,11 +445,14 @@ static ssize_t boottime_store(struct device *dev, uint32_t datum; int ret; - memset(&cmd, 0, sizeof(cmd)); - ret = sscanf(buf, "%d", &datum); - if ((ret != 1) || (datum > 255)) + ret = kstrtouint(buf, 10, &datum); + if (ret) + return ret; + if (datum > 255) return -EINVAL; + memset(&cmd, 0, sizeof(cmd)); + /* A too small boot time will result in the device booting into * standalone (no-host) mode before the host can take control of it, * so the change will be hard to revert. This may be a desired @@ -497,11 +507,13 @@ static ssize_t channel_store(struct device *dev, struct device_attribute *attr, uint32_t datum; int ret; - memset(&cmd, 0, sizeof(cmd)); - ret = sscanf(buf, "%d", &datum); - if (ret != 1 || datum < 1 || datum > 11) + ret = kstrtouint(buf, 10, &datum); + if (ret) + return ret; + if (datum < 1 || datum > 11) return -EINVAL; + memset(&cmd, 0, sizeof(cmd)); *((__le16 *)&cmd.data[0]) = cpu_to_le16(datum); cmd.length = cpu_to_le16(sizeof(uint16_t)); ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, @@ -626,11 +638,14 @@ static ssize_t protocol_id_store(struct device *dev, uint32_t datum; int ret; - memset(&cmd, 0, sizeof(cmd)); - ret = sscanf(buf, "%d", &datum); - if ((ret != 1) || (datum > 255)) + ret = kstrtouint(buf, 10, &datum); + if (ret) + return ret; + if (datum > 255) return -EINVAL; + memset(&cmd, 0, sizeof(cmd)); + /* fetch all other Information Element parameters */ ret = mesh_get_default_parameters(dev, &defs); |