No need to log kmalloc failures.
Signed-off-by: Sean Young <s...@mess.org>
---
drivers/media/rc/redrat3.c | 42 ++++++------------------------------------
1 file changed, 6 insertions(+), 36 deletions(-)
diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
index de40e58..23180ec 100644
--- a/drivers/media/rc/redrat3.c
+++ b/drivers/media/rc/redrat3.c
@@ -363,11 +363,6 @@ static void redrat3_process_ir_data(struct redrat3_dev
*rr3)
unsigned int i, sig_size, single_len, offset, val;
u32 mod_freq;
- if (!rr3) {
- pr_err("%s called with no context!\n", __func__);
- return;
- }
-
dev = rr3->dev;
mod_freq = redrat3_val_to_mod_freq(&rr3->irdata);
@@ -480,10 +475,8 @@ static u32 redrat3_get_timeout(struct redrat3_dev *rr3)
len = sizeof(*tmp);
tmp = kzalloc(len, GFP_KERNEL);
- if (!tmp) {
- dev_warn(rr3->dev, "Memory allocation faillure\n");
+ if (!tmp)
return timeout;
- }
pipe = usb_rcvctrlpipe(rr3->udev, 0);
ret = usb_control_msg(rr3->udev, pipe, RR3_GET_IR_PARAM,
@@ -544,10 +537,8 @@ static void redrat3_reset(struct redrat3_dev *rr3)
txpipe = usb_sndctrlpipe(udev, 0);
val = kmalloc(len, GFP_KERNEL);
- if (!val) {
- dev_err(dev, "Memory allocation failure\n");
+ if (!val)
return;
- }
*val = 0x01;
rc = usb_control_msg(udev, rxpipe, RR3_RESET,
@@ -589,10 +580,8 @@ static void redrat3_get_firmware_rev(struct redrat3_dev
*rr3)
char *buffer;
buffer = kzalloc(sizeof(char) * (RR3_FW_VERSION_LEN + 1), GFP_KERNEL);
- if (!buffer) {
- dev_err(rr3->dev, "Memory allocation failure\n");
+ if (!buffer)
return;
- }
rc = usb_control_msg(rr3->udev, usb_rcvctrlpipe(rr3->udev, 0),
RR3_FW_VERSION,
@@ -699,19 +688,9 @@ static int redrat3_get_ir_data(struct redrat3_dev *rr3,
unsigned len)
/* callback function from USB when async USB request has completed */
static void redrat3_handle_async(struct urb *urb)
{
- struct redrat3_dev *rr3;
+ struct redrat3_dev *rr3 = urb->context;
int ret;
- if (!urb)
- return;
-
- rr3 = urb->context;
- if (!rr3) {
- pr_err("%s called with invalid context!\n", __func__);
- usb_unlink_urb(urb);
- return;
- }
-
switch (urb->status) {
case 0:
ret = redrat3_get_ir_data(rr3, urb->actual_length);
@@ -999,10 +978,8 @@ static int redrat3_dev_probe(struct usb_interface *intf,
/* allocate memory for our device state and initialize it */
rr3 = kzalloc(sizeof(*rr3), GFP_KERNEL);
- if (rr3 == NULL) {
- dev_err(dev, "Memory allocation failure\n");
+ if (rr3 == NULL)
goto no_endpoints;
- }
rr3->dev = &intf->dev;
@@ -1014,10 +991,8 @@ static int redrat3_dev_probe(struct usb_interface *intf,
rr3->ep_in = ep_in;
rr3->bulk_in_buf = usb_alloc_coherent(udev,
le16_to_cpu(ep_in->wMaxPacketSize), GFP_KERNEL, &rr3->dma_in);
- if (!rr3->bulk_in_buf) {
- dev_err(dev, "Read buffer allocation failure\n");
+ if (!rr3->bulk_in_buf)
goto error;
- }
pipe = usb_rcvbulkpipe(udev, ep_in->bEndpointAddress);
usb_fill_bulk_urb(rr3->read_urb, udev, pipe, rr3->bulk_in_buf,
@@ -1081,8 +1056,6 @@ static int redrat3_dev_probe(struct usb_interface *intf,
redrat3_delete(rr3, rr3->udev);
no_endpoints:
- dev_err(dev, "%s: retval = %x", __func__, retval);
-
return retval;
}
@@ -1091,9 +1064,6 @@ static void redrat3_dev_disconnect(struct usb_interface
*intf)
struct usb_device *udev = interface_to_usbdev(intf);
struct redrat3_dev *rr3 = usb_get_intfdata(intf);
- if (!rr3)
- return;
-
usb_set_intfdata(intf, NULL);
rc_unregister_device(rr3->rc);
led_classdev_unregister(&rr3->led);
--
2.7.4
--
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