* Re: Linux 4.4.192
2019-09-10 10:17 Linux 4.4.192 Greg KH
@ 2019-09-10 10:17 ` Greg KH
0 siblings, 0 replies; 2+ messages in thread
From: Greg KH @ 2019-09-10 10:17 UTC (permalink / raw)
To: linux-kernel, Andrew Morton, torvalds, stable; +Cc: lwn, Jiri Slaby
diff --git a/Makefile b/Makefile
index 266c3d7e0120..18889fbbebb1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 191
+SUBLEVEL = 192
EXTRAVERSION =
NAME = Blurry Fish Butt
diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c
index ae61e2ea7255..d2efc033ef8b 100644
--- a/arch/arm/kvm/mmio.c
+++ b/arch/arm/kvm/mmio.c
@@ -98,6 +98,12 @@ int kvm_handle_mmio_return(struct kvm_vcpu *vcpu, struct kvm_run *run)
unsigned int len;
int mask;
+ /* Detect an already handled MMIO return */
+ if (unlikely(!vcpu->mmio_needed))
+ return 0;
+
+ vcpu->mmio_needed = 0;
+
if (!run->mmio.is_write) {
len = run->mmio.len;
if (len > sizeof(unsigned long))
@@ -206,6 +212,7 @@ int io_mem_abort(struct kvm_vcpu *vcpu, struct kvm_run *run,
run->mmio.is_write = is_write;
run->mmio.phys_addr = fault_ipa;
run->mmio.len = len;
+ vcpu->mmio_needed = 1;
if (!ret) {
/* We handled the access successfully in the kernel. */
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 80c94fc8ad5a..834d1b5b4355 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1031,10 +1031,6 @@ void clear_local_APIC(void)
apic_write(APIC_LVT0, v | APIC_LVT_MASKED);
v = apic_read(APIC_LVT1);
apic_write(APIC_LVT1, v | APIC_LVT_MASKED);
- if (!x2apic_enabled()) {
- v = apic_read(APIC_LDR) & ~APIC_LDR_MASK;
- apic_write(APIC_LDR, v);
- }
if (maxlvt >= 4) {
v = apic_read(APIC_LVTPC);
apic_write(APIC_LVTPC, v | APIC_LVT_MASKED);
diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c
index 4a6208168850..593fc2a5be0f 100644
--- a/drivers/bluetooth/btqca.c
+++ b/drivers/bluetooth/btqca.c
@@ -363,6 +363,9 @@ int qca_uart_setup_rome(struct hci_dev *hdev, uint8_t baudrate)
return err;
}
+ /* Give the controller some time to get ready to receive the NVM */
+ msleep(10);
+
/* Download NVM configuration */
config.type = TLV_TYPE_NVM;
snprintf(config.fwname, sizeof(config.fwname), "qca/nvm_%08x.bin",
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 199a9cdd0d12..531c985f6fd7 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -1526,8 +1526,6 @@ tx_err:
tx_buf_size, DMA_TO_DEVICE);
kfree(tun_qp->tx_ring[i].buf.addr);
}
- kfree(tun_qp->tx_ring);
- tun_qp->tx_ring = NULL;
i = MLX4_NUM_TUNNEL_BUFS;
err:
while (i > 0) {
@@ -1536,6 +1534,8 @@ err:
rx_buf_size, DMA_FROM_DEVICE);
kfree(tun_qp->ring[i].addr);
}
+ kfree(tun_qp->tx_ring);
+ tun_qp->tx_ring = NULL;
kfree(tun_qp->ring);
tun_qp->ring = NULL;
return -ENOMEM;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
index 4269944c5db5..129d6095749a 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
@@ -2673,8 +2673,10 @@ static ssize_t blocked_fl_write(struct file *filp, const char __user *ubuf,
return -ENOMEM;
err = bitmap_parse_user(ubuf, count, t, adap->sge.egr_sz);
- if (err)
+ if (err) {
+ kvfree(t);
return err;
+ }
bitmap_copy(adap->sge.blocked_fl, t, adap->sge.egr_sz);
t4_free_mem(t);
diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c
index 70b3253e7ed5..b46fc37c1a94 100644
--- a/drivers/net/ethernet/ibm/ibmveth.c
+++ b/drivers/net/ethernet/ibm/ibmveth.c
@@ -1555,7 +1555,7 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id)
struct net_device *netdev;
struct ibmveth_adapter *adapter;
unsigned char *mac_addr_p;
- unsigned int *mcastFilterSize_p;
+ __be32 *mcastFilterSize_p;
long ret;
unsigned long ret_attr;
@@ -1577,8 +1577,9 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id)
return -EINVAL;
}
- mcastFilterSize_p = (unsigned int *)vio_get_attribute(dev,
- VETH_MCAST_FILTER_SIZE, NULL);
+ mcastFilterSize_p = (__be32 *)vio_get_attribute(dev,
+ VETH_MCAST_FILTER_SIZE,
+ NULL);
if (!mcastFilterSize_p) {
dev_err(&dev->dev, "Can't find VETH_MCAST_FILTER_SIZE "
"attribute\n");
@@ -1595,7 +1596,7 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id)
adapter->vdev = dev;
adapter->netdev = netdev;
- adapter->mcastFilterSize = *mcastFilterSize_p;
+ adapter->mcastFilterSize = be32_to_cpu(*mcastFilterSize_p);
adapter->pool_config = 0;
netif_napi_add(netdev, &adapter->napi, ibmveth_poll, 16);
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index 83651ac8ddb9..8ebf3611aba3 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -4114,7 +4114,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
* setup (if available). */
status = myri10ge_request_irq(mgp);
if (status != 0)
- goto abort_with_firmware;
+ goto abort_with_slices;
myri10ge_free_irq(mgp);
/* Save configuration space to be restored if the
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 29d31eb995d7..fedfd94699cb 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1,6 +1,6 @@
/* Renesas Ethernet AVB device driver
*
- * Copyright (C) 2014-2015 Renesas Electronics Corporation
+ * Copyright (C) 2014-2019 Renesas Electronics Corporation
* Copyright (C) 2015 Renesas Solutions Corp.
* Copyright (C) 2015 Cogent Embedded, Inc. <source@cogentembedded.com>
*
@@ -501,7 +501,10 @@ static void ravb_get_tx_tstamp(struct net_device *ndev)
kfree(ts_skb);
if (tag == tfa_tag) {
skb_tstamp_tx(skb, &shhwtstamps);
+ dev_consume_skb_any(skb);
break;
+ } else {
+ dev_kfree_skb_any(skb);
}
}
ravb_write(ndev, ravb_read(ndev, TCCR) | TCCR_TFR, TCCR);
@@ -1382,7 +1385,7 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev)
DMA_TO_DEVICE);
goto unmap;
}
- ts_skb->skb = skb;
+ ts_skb->skb = skb_get(skb);
ts_skb->tag = priv->ts_skb_tag++;
priv->ts_skb_tag &= 0x3ff;
list_add_tail(&ts_skb->list, &priv->ts_skb_list);
@@ -1514,6 +1517,7 @@ static int ravb_close(struct net_device *ndev)
/* Clear the timestamp list */
list_for_each_entry_safe(ts_skb, ts_skb2, &priv->ts_skb_list, list) {
list_del(&ts_skb->list);
+ kfree_skb(ts_skb->skb);
kfree(ts_skb);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 398b08e07149..68a58333bd74 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -429,10 +429,8 @@ static int phy_power_on(struct rk_priv_data *bsp_priv, bool enable)
int ret;
struct device *dev = &bsp_priv->pdev->dev;
- if (!ldo) {
- dev_err(dev, "no regulator found\n");
- return -1;
- }
+ if (!ldo)
+ return 0;
if (enable) {
ret = regulator_enable(ldo);
diff --git a/drivers/net/ethernet/toshiba/tc35815.c b/drivers/net/ethernet/toshiba/tc35815.c
index 45ac38d29ed8..868fb6306df0 100644
--- a/drivers/net/ethernet/toshiba/tc35815.c
+++ b/drivers/net/ethernet/toshiba/tc35815.c
@@ -1528,7 +1528,7 @@ tc35815_rx(struct net_device *dev, int limit)
pci_unmap_single(lp->pci_dev,
lp->rx_skbs[cur_bd].skb_dma,
RX_BUF_SIZE, PCI_DMA_FROMDEVICE);
- if (!HAVE_DMA_RXALIGN(lp) && NET_IP_ALIGN)
+ if (!HAVE_DMA_RXALIGN(lp) && NET_IP_ALIGN != 0)
memmove(skb->data, skb->data - NET_IP_ALIGN,
pkt_len);
data = skb_put(skb, pkt_len);
diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c
index 520cf50a3d5a..93fe0da0f15e 100644
--- a/drivers/net/ethernet/tundra/tsi108_eth.c
+++ b/drivers/net/ethernet/tundra/tsi108_eth.c
@@ -379,9 +379,10 @@ tsi108_stat_carry_one(int carry, int carry_bit, int carry_shift,
static void tsi108_stat_carry(struct net_device *dev)
{
struct tsi108_prv_data *data = netdev_priv(dev);
+ unsigned long flags;
u32 carry1, carry2;
- spin_lock_irq(&data->misclock);
+ spin_lock_irqsave(&data->misclock, flags);
carry1 = TSI_READ(TSI108_STAT_CARRY1);
carry2 = TSI_READ(TSI108_STAT_CARRY2);
@@ -449,7 +450,7 @@ static void tsi108_stat_carry(struct net_device *dev)
TSI108_STAT_TXPAUSEDROP_CARRY,
&data->tx_pause_drop);
- spin_unlock_irq(&data->misclock);
+ spin_unlock_irqrestore(&data->misclock, flags);
}
/* Read a stat counter atomically with respect to carries.
diff --git a/drivers/net/usb/cx82310_eth.c b/drivers/net/usb/cx82310_eth.c
index 947bea81d924..dfbdea22fbad 100644
--- a/drivers/net/usb/cx82310_eth.c
+++ b/drivers/net/usb/cx82310_eth.c
@@ -175,7 +175,8 @@ static int cx82310_bind(struct usbnet *dev, struct usb_interface *intf)
}
if (!timeout) {
dev_err(&udev->dev, "firmware not ready in time\n");
- return -ETIMEDOUT;
+ ret = -ETIMEDOUT;
+ goto err;
}
/* enable ethernet mode (?) */
diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c
index 5662babf0583..d385b67258c7 100644
--- a/drivers/net/usb/kalmia.c
+++ b/drivers/net/usb/kalmia.c
@@ -117,16 +117,16 @@ kalmia_init_and_get_ethernet_addr(struct usbnet *dev, u8 *ethernet_addr)
status = kalmia_send_init_packet(dev, usb_buf, sizeof(init_msg_1)
/ sizeof(init_msg_1[0]), usb_buf, 24);
if (status != 0)
- return status;
+ goto out;
memcpy(usb_buf, init_msg_2, 12);
status = kalmia_send_init_packet(dev, usb_buf, sizeof(init_msg_2)
/ sizeof(init_msg_2[0]), usb_buf, 28);
if (status != 0)
- return status;
+ goto out;
memcpy(ethernet_addr, usb_buf + 10, ETH_ALEN);
-
+out:
kfree(usb_buf);
return status;
}
diff --git a/drivers/net/wimax/i2400m/fw.c b/drivers/net/wimax/i2400m/fw.c
index c9c711dcd0e6..0e6c665a4de8 100644
--- a/drivers/net/wimax/i2400m/fw.c
+++ b/drivers/net/wimax/i2400m/fw.c
@@ -351,13 +351,15 @@ int i2400m_barker_db_init(const char *_options)
}
result = i2400m_barker_db_add(barker);
if (result < 0)
- goto error_add;
+ goto error_parse_add;
}
kfree(options_orig);
}
return 0;
+error_parse_add:
error_parse:
+ kfree(options_orig);
error_add:
kfree(i2400m_barker_db);
return result;
diff --git a/drivers/spi/spi-bcm2835aux.c b/drivers/spi/spi-bcm2835aux.c
index 7de6f8472a81..ca655593c5e0 100644
--- a/drivers/spi/spi-bcm2835aux.c
+++ b/drivers/spi/spi-bcm2835aux.c
@@ -181,19 +181,14 @@ static void bcm2835aux_spi_reset_hw(struct bcm2835aux_spi *bs)
BCM2835_AUX_SPI_CNTL0_CLEARFIFO);
}
-static irqreturn_t bcm2835aux_spi_interrupt(int irq, void *dev_id)
+static void bcm2835aux_spi_transfer_helper(struct bcm2835aux_spi *bs)
{
- struct spi_master *master = dev_id;
- struct bcm2835aux_spi *bs = spi_master_get_devdata(master);
- irqreturn_t ret = IRQ_NONE;
+ u32 stat = bcm2835aux_rd(bs, BCM2835_AUX_SPI_STAT);
/* check if we have data to read */
- while (bs->rx_len &&
- (!(bcm2835aux_rd(bs, BCM2835_AUX_SPI_STAT) &
- BCM2835_AUX_SPI_STAT_RX_EMPTY))) {
+ for (; bs->rx_len && (stat & BCM2835_AUX_SPI_STAT_RX_LVL);
+ stat = bcm2835aux_rd(bs, BCM2835_AUX_SPI_STAT))
bcm2835aux_rd_fifo(bs);
- ret = IRQ_HANDLED;
- }
/* check if we have data to write */
while (bs->tx_len &&
@@ -201,16 +196,21 @@ static irqreturn_t bcm2835aux_spi_interrupt(int irq, void *dev_id)
(!(bcm2835aux_rd(bs, BCM2835_AUX_SPI_STAT) &
BCM2835_AUX_SPI_STAT_TX_FULL))) {
bcm2835aux_wr_fifo(bs);
- ret = IRQ_HANDLED;
}
+}
- /* and check if we have reached "done" */
- while (bs->rx_len &&
- (!(bcm2835aux_rd(bs, BCM2835_AUX_SPI_STAT) &
- BCM2835_AUX_SPI_STAT_BUSY))) {
- bcm2835aux_rd_fifo(bs);
- ret = IRQ_HANDLED;
- }
+static irqreturn_t bcm2835aux_spi_interrupt(int irq, void *dev_id)
+{
+ struct spi_master *master = dev_id;
+ struct bcm2835aux_spi *bs = spi_master_get_devdata(master);
+
+ /* IRQ may be shared, so return if our interrupts are disabled */
+ if (!(bcm2835aux_rd(bs, BCM2835_AUX_SPI_CNTL1) &
+ (BCM2835_AUX_SPI_CNTL1_TXEMPTY | BCM2835_AUX_SPI_CNTL1_IDLE)))
+ return IRQ_NONE;
+
+ /* do common fifo handling */
+ bcm2835aux_spi_transfer_helper(bs);
/* and if rx_len is 0 then wake up completion and disable spi */
if (!bs->rx_len) {
@@ -218,8 +218,7 @@ static irqreturn_t bcm2835aux_spi_interrupt(int irq, void *dev_id)
complete(&master->xfer_completion);
}
- /* and return */
- return ret;
+ return IRQ_HANDLED;
}
static int __bcm2835aux_spi_transfer_one_irq(struct spi_master *master,
@@ -265,7 +264,6 @@ static int bcm2835aux_spi_transfer_one_poll(struct spi_master *master,
{
struct bcm2835aux_spi *bs = spi_master_get_devdata(master);
unsigned long timeout;
- u32 stat;
/* configure spi */
bcm2835aux_wr(bs, BCM2835_AUX_SPI_CNTL1, bs->cntl[1]);
@@ -276,24 +274,9 @@ static int bcm2835aux_spi_transfer_one_poll(struct spi_master *master,
/* loop until finished the transfer */
while (bs->rx_len) {
- /* read status */
- stat = bcm2835aux_rd(bs, BCM2835_AUX_SPI_STAT);
- /* fill in tx fifo with remaining data */
- if ((bs->tx_len) && (!(stat & BCM2835_AUX_SPI_STAT_TX_FULL))) {
- bcm2835aux_wr_fifo(bs);
- continue;
- }
-
- /* read data from fifo for both cases */
- if (!(stat & BCM2835_AUX_SPI_STAT_RX_EMPTY)) {
- bcm2835aux_rd_fifo(bs);
- continue;
- }
- if (!(stat & BCM2835_AUX_SPI_STAT_BUSY)) {
- bcm2835aux_rd_fifo(bs);
- continue;
- }
+ /* do common fifo handling */
+ bcm2835aux_spi_transfer_helper(bs);
/* there is still data pending to read check the timeout */
if (bs->rx_len && time_after(jiffies, timeout)) {
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index b24275ef97f7..22e5f3432abb 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -916,6 +916,7 @@ int __ceph_setxattr(struct dentry *dentry, const char *name,
struct ceph_inode_info *ci = ceph_inode(inode);
struct ceph_mds_client *mdsc = ceph_sb_to_client(dentry->d_sb)->mdsc;
struct ceph_cap_flush *prealloc_cf = NULL;
+ struct ceph_buffer *old_blob = NULL;
int issued;
int err;
int dirty = 0;
@@ -984,13 +985,15 @@ retry:
struct ceph_buffer *blob;
spin_unlock(&ci->i_ceph_lock);
- dout(" preaallocating new blob size=%d\n", required_blob_size);
+ ceph_buffer_put(old_blob); /* Shouldn't be required */
+ dout(" pre-allocating new blob size=%d\n", required_blob_size);
blob = ceph_buffer_new(required_blob_size, GFP_NOFS);
if (!blob)
goto do_sync_unlocked;
spin_lock(&ci->i_ceph_lock);
+ /* prealloc_blob can't be released while holding i_ceph_lock */
if (ci->i_xattrs.prealloc_blob)
- ceph_buffer_put(ci->i_xattrs.prealloc_blob);
+ old_blob = ci->i_xattrs.prealloc_blob;
ci->i_xattrs.prealloc_blob = blob;
goto retry;
}
@@ -1006,6 +1009,7 @@ retry:
}
spin_unlock(&ci->i_ceph_lock);
+ ceph_buffer_put(old_blob);
if (lock_snap_rwsem)
up_read(&mdsc->snap_rwsem);
if (dirty)
diff --git a/include/linux/ceph/buffer.h b/include/linux/ceph/buffer.h
index 07ca15e76100..dada47a4360f 100644
--- a/include/linux/ceph/buffer.h
+++ b/include/linux/ceph/buffer.h
@@ -29,7 +29,8 @@ static inline struct ceph_buffer *ceph_buffer_get(struct ceph_buffer *b)
static inline void ceph_buffer_put(struct ceph_buffer *b)
{
- kref_put(&b->kref, ceph_buffer_release);
+ if (b)
+ kref_put(&b->kref, ceph_buffer_release);
}
extern int ceph_decode_buffer(struct ceph_buffer **b, void **p, void *end);
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index d12b5d566e4b..11555bd821b7 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -229,30 +229,6 @@ static inline int irq_to_gpio(unsigned irq)
return -EINVAL;
}
-static inline int
-gpiochip_add_pin_range(struct gpio_chip *chip, const char *pinctl_name,
- unsigned int gpio_offset, unsigned int pin_offset,
- unsigned int npins)
-{
- WARN_ON(1);
- return -EINVAL;
-}
-
-static inline int
-gpiochip_add_pingroup_range(struct gpio_chip *chip,
- struct pinctrl_dev *pctldev,
- unsigned int gpio_offset, const char *pin_group)
-{
- WARN_ON(1);
- return -EINVAL;
-}
-
-static inline void
-gpiochip_remove_pin_ranges(struct gpio_chip *chip)
-{
- WARN_ON(1);
-}
-
static inline int devm_gpio_request(struct device *dev, unsigned gpio,
const char *label)
{
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 440aa9f6e0a8..0d7c2cc1ff09 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -122,7 +122,7 @@ static void queue_process(struct work_struct *work)
txq = netdev_get_tx_queue(dev, q_index);
HARD_TX_LOCK(dev, txq, smp_processor_id());
if (netif_xmit_frozen_or_stopped(txq) ||
- netpoll_start_xmit(skb, dev, txq) != NETDEV_TX_OK) {
+ !dev_xmit_complete(netpoll_start_xmit(skb, dev, txq))) {
skb_queue_head(&npinfo->txq, skb);
HARD_TX_UNLOCK(dev, txq);
local_irq_restore(flags);
@@ -357,7 +357,7 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
HARD_TX_UNLOCK(dev, txq);
- if (status == NETDEV_TX_OK)
+ if (dev_xmit_complete(status))
break;
}
@@ -374,7 +374,7 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
}
- if (status != NETDEV_TX_OK) {
+ if (!dev_xmit_complete(status)) {
skb_queue_tail(&npinfo->txq, skb);
schedule_delayed_work(&npinfo->tx_work,0);
}
diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index fffc7c418459..834008639c4b 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c
@@ -878,7 +878,7 @@ kvp_get_ip_info(int family, char *if_name, int op,
int sn_offset = 0;
int error = 0;
char *buffer;
- struct hv_kvp_ipaddr_value *ip_buffer;
+ struct hv_kvp_ipaddr_value *ip_buffer = NULL;
char cidr_mask[5]; /* /xyz */
int weight;
int i;
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