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Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux 

Pull i2c fix from Wolfram Sang:
 "A bugfix for the I2C core fixing a (rare) race condition"

* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: core: fix NULL pointer dereference under race condition
This commit is contained in:
Linus Torvalds 2016-11-05 15:30:12 -07:00
parent ffbcbfca84 147b36d5b7
commit bd060ac0f6
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/i2c-core.c
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@ -2179,6 +2179,7 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver)
/* add the driver to the list of i2c drivers in the driver core */
driver->driver.owner = owner;
driver->driver.bus = &i2c_bus_type;
INIT_LIST_HEAD(&driver->clients);
/* When registration returns, the driver core
* will have called probe() for all matching-but-unbound devices.
@ -2189,7 +2190,6 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver)
pr_debug("driver [%s] registered\n", driver->driver.name);
INIT_LIST_HEAD(&driver->clients);
/* Walk the adapters that are already present */
i2c_for_each_dev(driver, __process_new_driver);