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>

diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 589cb0f1e03048bb508d3c3650b7956edf8b4b6f..ff3e7b3f5ad80711ab86cb7ff4114c186ca788ab 100644 (file)
--- 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);