This allocation had no error checking. It didn't need to be under
the mutex so I moved it out form there. That makes the error handling
easier and is a potential speed up.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/media/usb/tm6000/tm6000-core.c b/drivers/media/usb/tm6000/tm6000-core.c
index 22cc011..7c32353 100644
--- a/drivers/media/usb/tm6000/tm6000-core.c
+++ b/drivers/media/usb/tm6000/tm6000-core.c
@@ -40,10 +40,13 @@ int tm6000_read_write_usb(struct tm6000_core *dev, u8 req_type, u8 req,
u8 *data = NULL;
int delay = 5000;
- mutex_lock(&dev->usb_lock);
-
- if (len)
+ if (len) {
data = kzalloc(len, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+ }
+
+ mutex_lock(&dev->usb_lock);
if (req_type & USB_DIR_IN)
pipe = usb_rcvctrlpipe(dev->udev, 0);
--
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