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alistair23-linux/drivers/i2c
Stefan Wahren 0ca980a82c i2c: bcm2835: Store pointer to bus clock
commit 3b722da667 upstream.

The commit bebff81fb8 ("i2c: bcm2835: Model Divider in CCF") introduced
a NULL pointer dereference on driver unload. It seems that we can't fetch
the bus clock via devm_clk_get in bcm2835_i2c_remove. As an alternative
approach store a pointer to the bus clock in the private driver structure.

Fixes: bebff81fb8 ("i2c: bcm2835: Model Divider in CCF")
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-17 19:48:17 +01:00
..
algos treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
busses i2c: bcm2835: Store pointer to bus clock 2020-01-17 19:48:17 +01:00
muxes Merge branch 'i2c/for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux 2019-07-15 21:10:39 -07:00
Kconfig docs: i2c: convert to ReST and add to driver-api bookset 2019-07-31 13:25:27 -06:00
Makefile i2c: don't use any __deprecated handling anymore 2018-08-24 17:26:43 +02:00
i2c-boardinfo.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
i2c-core-acpi.c i2c: acpi: Force bus speed to 400KHz if a Silead touchscreen is present 2019-11-15 21:55:14 +01:00
i2c-core-base.c i2c: fix bus recovery stop mode timing 2020-01-14 20:08:18 +01:00
i2c-core-of.c i2c: core: fix use after free in of_i2c_notify 2019-11-15 22:01:13 +01:00
i2c-core-slave.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
i2c-core-smbus.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
i2c-core.h Merge branch 'i2c/for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux 2019-07-15 21:10:39 -07:00
i2c-dev.c Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux 2019-06-02 10:18:11 -07:00
i2c-mux.c i2c: mux: add sysfs header 2019-06-22 07:32:33 +02:00
i2c-slave-eeprom.c i2c: slave-eeprom: Add read only mode 2019-09-28 20:44:12 +02:00
i2c-smbus.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
i2c-stub.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00