AcoSail/kernel_optimize_test
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wan: Remove unnecessary alloc/OOM messages

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alloc failures already get standardized OOM
messages and a dump_stack.

Hoist assigns from if tests.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Perches 2013-02-03 17:28:12 +00:00 committed by David S. Miller
parent 38673c8218
commit 1d5d1fdc52
4 changed files with 10 additions and 15 deletions
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9
drivers/net/wan/cosa.c
View File

@ -795,8 +795,8 @@ static ssize_t cosa_read(struct file *file,
if (mutex_lock_interruptible(&chan->rlock))
return -ERESTARTSYS;
if ((chan->rxdata = kmalloc(COSA_MTU, GFP_DMA|GFP_KERNEL)) == NULL) {
pr_info("%s: cosa_read() - OOM\n", cosa->name);
chan->rxdata = kmalloc(COSA_MTU, GFP_DMA|GFP_KERNEL);
if (chan->rxdata == NULL) {
mutex_unlock(&chan->rlock);
return -ENOMEM;
}
@ -874,9 +874,8 @@ static ssize_t cosa_write(struct file *file,
count = COSA_MTU;
/* Allocate the buffer */
if ((kbuf = kmalloc(count, GFP_KERNEL|GFP_DMA)) == NULL) {
pr_notice("%s: cosa_write() OOM - dropping packet\n",
cosa->name);
kbuf = kmalloc(count, GFP_KERNEL|GFP_DMA);
if (kbuf == NULL) {
up(&chan->wsem);
return -ENOMEM;
}

6
drivers/net/wan/farsync.c
View File

@ -2448,11 +2448,9 @@ fst_add_one(struct pci_dev *pdev, const struct pci_device_id *ent)
}
/* Allocate driver private data */
card = kzalloc(sizeof (struct fst_card_info), GFP_KERNEL);
if (card == NULL) {
pr_err("FarSync card found but insufficient memory for driver storage\n");
card = kzalloc(sizeof(struct fst_card_info), GFP_KERNEL);
if (card == NULL)
return -ENOMEM;
}
/* Try to enable the device */
if ((err = pci_enable_device(pdev)) != 0) {

9
drivers/net/wan/hdlc.c
View File

@ -280,14 +280,13 @@ int attach_hdlc_protocol(struct net_device *dev, struct hdlc_proto *proto,
if (!try_module_get(proto->module))
return -ENOSYS;
if (size)
if ((dev_to_hdlc(dev)->state = kmalloc(size,
GFP_KERNEL)) == NULL) {
netdev_warn(dev,
"Memory squeeze on hdlc_proto_attach()\n");
if (size) {
dev_to_hdlc(dev)->state = kmalloc(size, GFP_KERNEL);
if (dev_to_hdlc(dev)->state == NULL) {
module_put(proto->module);
return -ENOBUFS;
}
}
dev_to_hdlc(dev)->proto = proto;
return 0;
}

1
drivers/net/wan/x25_asy.c
View File

@ -128,7 +128,6 @@ static int x25_asy_change_mtu(struct net_device *dev, int newmtu)
rbuff = kmalloc(len + 4, GFP_ATOMIC);
if (xbuff == NULL || rbuff == NULL) {
netdev_warn(dev, "unable to grow X.25 buffers, MTU change cancelled\n");
kfree(xbuff);
kfree(rbuff);
return -ENOMEM;