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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-06-11 01:58:01 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-06-11 01:58:01 -0700 |
| commit | 4894e4aca82aca927d0404ce61f021f790de4b1e (patch) | |
| tree | bbe0d083829f5858295298f188d885367cf4b1f6 /drivers/base/driver.c | |
| parent | 05e882f890038c702a4f15d385135d03cf74ad48 (diff) | |
| parent | 07a2039b8eb0af4ff464efd3dfd95de5c02648c6 (diff) | |
| download | linux-4894e4aca82aca927d0404ce61f021f790de4b1e.tar.bz2 | |
Merge commit 'v2.6.30' into next
Diffstat (limited to 'drivers/base/driver.c')
| -rw-r--r-- | drivers/base/driver.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/base/driver.c b/drivers/base/driver.c index c51f11bb29ae..8ae0f63602e0 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -257,6 +257,10 @@ EXPORT_SYMBOL_GPL(driver_register); */ void driver_unregister(struct device_driver *drv) { + if (!drv || !drv->p) { + WARN(1, "Unexpected driver unregister!\n"); + return; + } driver_remove_groups(drv, drv->groups); bus_remove_driver(drv); } |