diff mbox series

[v2,2/4] Docs: usb: update comment and code near decrement our usage count for the device

Message ID 40aa115e18d1139a7642bf4034835cdfb9f5b066.1638630342.git.philipp.g.hortmann@gmail.com
State New
Headers show
Series Docs: usb: Code and text updates from usb-skeleton | expand

Commit Message

philipp hortmann Dec. 4, 2021, 4:35 p.m. UTC 
Put release function in the document typical form
Update comment: decrement our usage count ..
and code according to usb-skeleton.c

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
---
V1 -> V2: Corrected format of function name to skel_release()
---
 Documentation/driver-api/usb/writing_usb_driver.rst | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/Documentation/driver-api/usb/writing_usb_driver.rst b/Documentation/driver-api/usb/writing_usb_driver.rst
index ed11398837e5..297b622f5438 100644
--- a/Documentation/driver-api/usb/writing_usb_driver.rst
+++ b/Documentation/driver-api/usb/writing_usb_driver.rst
@@ -250,12 +250,12 @@  a device, it is recommended to set up your own urbs and submit them to
 the USB subsystem. The template uses urbs for read and write.
 
 When the user program releases the file handle that it has been using to
-talk to the device, the release function in the driver is called. In
+talk to the device, skel_release() in the driver is called. In
 this function we decrement our private usage count and wait for possible
 pending writes::
 
-    /* decrement our usage count for the device */
-    --skel->open_count;
+    /* decrement the count on our device */
+    kref_put(&dev->kref, skel_delete);
 
 
 One of the more difficult problems that USB drivers must be able to