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usb: misc: ftdi-elan: don't print error when allocating urb fails 

kmalloc will print enough information in case of failure.

Signed-off-by: Wolfram Sang <wsa-dev@sang-engineering.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wolfram Sang 2016-08-11 23:14:38 +02:00 committed by Greg Kroah-Hartman
parent c6b1caaf2a
commit d3ec72b0c1
1 changed files with 3 additions and 10 deletions
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13
drivers/usb/misc/ftdi-elan.c
View File

@ -782,11 +782,8 @@ static int ftdi_elan_command_engine(struct usb_ftdi *ftdi)
return 0;
total_size = ftdi_elan_total_command_size(ftdi, command_size);
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
dev_err(&ftdi->udev->dev, "could not get a urb to write %d commands totaling %d bytes to the Uxxx\n",
command_size, total_size);
if (!urb)
return -ENOMEM;
}
buf = usb_alloc_coherent(ftdi->udev, total_size, GFP_KERNEL,
&urb->transfer_dma);
if (!buf) {
@ -1945,10 +1942,8 @@ static int ftdi_elan_synchronize_flush(struct usb_ftdi *ftdi)
int I = 257;
int i = 0;
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
dev_err(&ftdi->udev->dev, "could not alloc a urb for flush sequence\n");
if (!urb)
return -ENOMEM;
}
buf = usb_alloc_coherent(ftdi->udev, I, GFP_KERNEL, &urb->transfer_dma);
if (!buf) {
dev_err(&ftdi->udev->dev, "could not get a buffer for flush sequence\n");
@ -1985,10 +1980,8 @@ static int ftdi_elan_synchronize_reset(struct usb_ftdi *ftdi)
int I = 4;
int i = 0;
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
dev_err(&ftdi->udev->dev, "could not get a urb for the reset sequence\n");
if (!urb)
return -ENOMEM;
}
buf = usb_alloc_coherent(ftdi->udev, I, GFP_KERNEL, &urb->transfer_dma);
if (!buf) {
dev_err(&ftdi->udev->dev, "could not get a buffer for the reset sequence\n");