/* * TURBOchannel driver services. * * Copyright (c) 2005 James Simmons * Copyright (c) 2006 Maciej W. Rozycki * * Loosely based on drivers/dio/dio-driver.c and * drivers/pci/pci-driver.c. * * This file is subject to the terms and conditions of the GNU * General Public License. See the file "COPYING" in the main * directory of this archive for more details. */ #include #include #include /** * tc_register_driver - register a new TC driver * @drv: the driver structure to register * * Adds the driver structure to the list of registered drivers * Returns a negative value on error, otherwise 0. * If no error occurred, the driver remains registered even if * no device was claimed during registration. */ int tc_register_driver(struct tc_driver *tdrv) { return driver_register(&tdrv->driver); } EXPORT_SYMBOL(tc_register_driver); /** * tc_unregister_driver - unregister a TC driver * @drv: the driver structure to unregister * * Deletes the driver structure from the list of registered TC drivers, * gives it a chance to clean up by calling its remove() function for * each device it was responsible for, and marks those devices as * driverless. */ void tc_unregister_driver(struct tc_driver *tdrv) { driver_unregister(&tdrv->driver); } EXPORT_SYMBOL(tc_unregister_driver); /** * tc_match_device - tell if a TC device structure has a matching * TC device ID structure * @tdrv: the TC driver to earch for matching TC device ID strings * @tdev: the TC device structure to match against * * Used by a driver to check whether a TC device present in the * system is in its list of supported devices. Returns the matching * tc_device_id structure or %NULL if there is no match. */ const struct tc_device_id *tc_match_device(struct tc_driver *tdrv, struct tc_dev *tdev) { const struct tc_device_id *id = tdrv->id_table; if (id) { while (id->name[0] || id->vendor[0]) { if (strcmp(tdev->name, id->name) == 0 && strcmp(tdev->vendor, id->vendor) == 0) return id; id++; } } return NULL; } EXPORT_SYMBOL(tc_match_device); /** * tc_bus_match - Tell if a device structure has a matching * TC device ID structure * @dev: the device structure to match against * @drv: the device driver to search for matching TC device ID strings * * Used by a driver to check whether a TC device present in the * system is in its list of supported devices. Returns 1 if there * is a match or 0 otherwise. */ static int tc_bus_match(struct device *dev, struct device_driver *drv) { struct tc_dev *tdev = to_tc_dev(dev); struct tc_driver *tdrv = to_tc_driver(drv); const struct tc_device_id *id; id = tc_match_device(tdrv, tdev); if (id) return 1; return 0; } struct bus_type tc_bus_type = { .name = "tc", .match = tc_bus_match, }; EXPORT_SYMBOL(tc_bus_type); static int __init tc_driver_init(void) { return bus_register(&tc_bus_type); } postcore_initcall(tc_driver_init); t/net/mac80211/trace_msg.h
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authorHarsh Jain <harsh@chelsio.com>2017-02-01 21:10:28 +0530
committerHerbert Xu <herbert@gondor.apana.org.au>2017-02-03 17:45:48 +0800
commit0b529f143e8baad441a5aac9ad55ec2434d8fb46 (patch)
treefd816e548e12745d4776ad0bd661bec142d3ea06 /net/mac80211/trace_msg.h
parentc26819900036f5b91608051a0fc7c76f6b4ffc7b (diff)
crypto: algif_aead - Fix kernel panic on list_del
Kernel panics when userspace program try to access AEAD interface. Remove node from Linked List before freeing its memory. Cc: <stable@vger.kernel.org> Signed-off-by: Harsh Jain <harsh@chelsio.com> Reviewed-by: Stephan Müller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'net/mac80211/trace_msg.h')