DEVRES_RELEASE(9)                         Driver Basics                         DEVRES_RELEASE(9)



NAME
       devres_release - Find a device resource and destroy it, calling release

SYNOPSIS
       int devres_release(struct device * dev, dr_release_t release, dr_match_t match,
                          void * match_data);

ARGUMENTS
       dev
           Device to find resource from

       release
           Look for resources associated with this release function

       match
           Match function (optional)

       match_data
           Data for the match function

DESCRIPTION
       Find the latest devres of dev associated with release and for which match returns 1. If
       match is NULL, it's considered to match all. If found, the resource is removed atomically,
       the release function called and the resource freed.

RETURN
       0 if devres is found and freed, -ENOENT if not found.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                         DEVRES_RELEASE(9)