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path: root/drivers/media/usb/tm6000/tm6000-core.c
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Diffstat (limited to 'drivers/media/usb/tm6000/tm6000-core.c')
-rw-r--r--drivers/media/usb/tm6000/tm6000-core.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/media/usb/tm6000/tm6000-core.c b/drivers/media/usb/tm6000/tm6000-core.c
index 22cc0116deb6..7c32353c59db 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,
40 u8 *data = NULL; 40 u8 *data = NULL;
41 int delay = 5000; 41 int delay = 5000;
42 42
43 mutex_lock(&dev->usb_lock); 43 if (len) {
44
45 if (len)
46 data = kzalloc(len, GFP_KERNEL); 44 data = kzalloc(len, GFP_KERNEL);
45 if (!data)
46 return -ENOMEM;
47 }
48
49 mutex_lock(&dev->usb_lock);
47 50
48 if (req_type & USB_DIR_IN) 51 if (req_type & USB_DIR_IN)
49 pipe = usb_rcvctrlpipe(dev->udev, 0); 52 pipe = usb_rcvctrlpipe(dev->udev, 0);