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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-11 12:30:17 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-27 13:45:52 +0100
commit2a81ada32f0e584fc0c943e0d3a8c9f4fae411d6 (patch)
treeeee82ee42e4aa7832dffd9f391f8d885e1d99f6c /drivers/xen
parentc6e8418521a8fd2068ade2c6a1514315c99cc717 (diff)
driver core: make struct bus_type.uevent() take a const *
The uevent() callback in struct bus_type should not be modifying the device that is passed into it, so mark it as a const * and propagate the function signature changes out into all relevant subsystems that use this callback. Acked-by: Rafael J. Wysocki <rafael@kernel.org> Acked-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20230111113018.459199-16-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/pvcalls-back.c2
-rw-r--r--drivers/xen/xenbus/xenbus_probe_backend.c8
-rw-r--r--drivers/xen/xenbus/xenbus_probe_frontend.c4
3 files changed, 7 insertions, 7 deletions
diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c
index 0d4f8f4f4948..8bf19bca5d3d 100644
--- a/drivers/xen/pvcalls-back.c
+++ b/drivers/xen/pvcalls-back.c
@@ -1185,7 +1185,7 @@ static void pvcalls_back_remove(struct xenbus_device *dev)
{
}
-static int pvcalls_back_uevent(struct xenbus_device *xdev,
+static int pvcalls_back_uevent(const struct xenbus_device *xdev,
struct kobj_uevent_env *env)
{
return 0;
diff --git a/drivers/xen/xenbus/xenbus_probe_backend.c b/drivers/xen/xenbus/xenbus_probe_backend.c
index 9c09f89d8278..da96c260e26b 100644
--- a/drivers/xen/xenbus/xenbus_probe_backend.c
+++ b/drivers/xen/xenbus/xenbus_probe_backend.c
@@ -92,12 +92,12 @@ static int backend_bus_id(char bus_id[XEN_BUS_ID_SIZE], const char *nodename)
return 0;
}
-static int xenbus_uevent_backend(struct device *dev,
+static int xenbus_uevent_backend(const struct device *dev,
struct kobj_uevent_env *env)
{
- struct xenbus_device *xdev;
- struct xenbus_driver *drv;
- struct xen_bus_type *bus;
+ const struct xenbus_device *xdev;
+ const struct xenbus_driver *drv;
+ const struct xen_bus_type *bus;
DPRINTK("");
diff --git a/drivers/xen/xenbus/xenbus_probe_frontend.c b/drivers/xen/xenbus/xenbus_probe_frontend.c
index f44d5a64351e..3f3836cb7279 100644
--- a/drivers/xen/xenbus/xenbus_probe_frontend.c
+++ b/drivers/xen/xenbus/xenbus_probe_frontend.c
@@ -73,10 +73,10 @@ static int xenbus_probe_frontend(struct xen_bus_type *bus, const char *type,
return err;
}
-static int xenbus_uevent_frontend(struct device *_dev,
+static int xenbus_uevent_frontend(const struct device *_dev,
struct kobj_uevent_env *env)
{
- struct xenbus_device *dev = to_xenbus_device(_dev);
+ const struct xenbus_device *dev = to_xenbus_device(_dev);
if (add_uevent_var(env, "MODALIAS=xen:%s", dev->devicetype))
return -ENOMEM;