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authorZhen Lei <thunder.leizhen@huawei.com>2021-06-09 20:19:58 +0800
committerJens Axboe <axboe@kernel.dk>2021-06-09 09:41:51 -0600
commitce9a8ca68aec3fe2b817e38d169b792214e5fda0 (patch)
treeb7084c2d3be2fb9910ea1fe567b927091cd5f211 /drivers/block/mtip32xx
parent8404e19194813d850e89fb3504223c09aa9776f3 (diff)
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mtip32xx: remove unnecessary oom message
Fixes scripts/checkpatch.pl warning: WARNING: Possible unnecessary 'out of memory' message Remove it can help us save a bit of memory. Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/mtip32xx')
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c26
1 files changed, 5 insertions, 21 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 589cb0f1e030..ff3e7b3f5ad8 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -2238,7 +2238,6 @@ static ssize_t show_device_status(struct device_driver *drv, char *buf)
static ssize_t mtip_hw_read_device_status(struct file *f, char __user *ubuf,
size_t len, loff_t *offset)
{
- struct driver_data *dd = (struct driver_data *)f->private_data;
int size = *offset;
char *buf;
int rv = 0;
@@ -2247,11 +2246,8 @@ static ssize_t mtip_hw_read_device_status(struct file *f, char __user *ubuf,
return 0;
buf = kzalloc(MTIP_DFS_MAX_BUF_SIZE, GFP_KERNEL);
- if (!buf) {
- dev_err(&dd->pdev->dev,
- "Memory allocation: status buffer\n");
+ if (!buf)
return -ENOMEM;
- }
size += show_device_status(NULL, buf);
@@ -2277,11 +2273,8 @@ static ssize_t mtip_hw_read_registers(struct file *f, char __user *ubuf,
return 0;
buf = kzalloc(MTIP_DFS_MAX_BUF_SIZE, GFP_KERNEL);
- if (!buf) {
- dev_err(&dd->pdev->dev,
- "Memory allocation: register buffer\n");
+ if (!buf)
return -ENOMEM;
- }
size += sprintf(&buf[size], "H/ S ACTive : [ 0x");
@@ -2343,11 +2336,8 @@ static ssize_t mtip_hw_read_flags(struct file *f, char __user *ubuf,
return 0;
buf = kzalloc(MTIP_DFS_MAX_BUF_SIZE, GFP_KERNEL);
- if (!buf) {
- dev_err(&dd->pdev->dev,
- "Memory allocation: flag buffer\n");
+ if (!buf)
return -ENOMEM;
- }
size += sprintf(&buf[size], "Flag-port : [ %08lX ]\n",
dd->port->flags);
@@ -2884,11 +2874,8 @@ static int mtip_hw_init(struct driver_data *dd)
dd->port = kzalloc_node(sizeof(struct mtip_port), GFP_KERNEL,
dd->numa_node);
- if (!dd->port) {
- dev_err(&dd->pdev->dev,
- "Memory allocation: port structure\n");
+ if (!dd->port)
return -ENOMEM;
- }
/* Continue workqueue setup */
for (i = 0; i < MTIP_MAX_SLOT_GROUPS; i++)
@@ -4002,11 +3989,8 @@ static int mtip_pci_probe(struct pci_dev *pdev,
cpu_to_node(raw_smp_processor_id()), raw_smp_processor_id());
dd = kzalloc_node(sizeof(struct driver_data), GFP_KERNEL, my_node);
- if (dd == NULL) {
- dev_err(&pdev->dev,
- "Unable to allocate memory for driver data\n");
+ if (!dd)
return -ENOMEM;
- }
/* Attach the private data to this PCI device. */
pci_set_drvdata(pdev, dd);