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author | Gao Pan <b54642@freescale.com> | 2015-12-09 11:08:22 +0800 |
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committer | Wolfram Sang <wsa@the-dreams.de> | 2015-12-09 11:15:41 +0100 |
commit | 5212f9ae519a3e108205f27eb22929266e688e3e (patch) | |
tree | 8f947569ad080b363120ef13ac09cae35e362a6e /drivers/isdn/hisax/isar.h | |
parent | a07f0ad7895303ec37155655229ca2a07080d135 (diff) | |
download | linux-5212f9ae519a3e108205f27eb22929266e688e3e.tar.gz |
i2c: imx: init bus recovery info before adding i2c adapter
During driver probe, i2c_imx_init_recovery_info() must come before i2c_add_numbered_adapter(), because the get/set_scl() functions are assigned in i2c_register_adapter() under the conditon that bus recover_info are initialized. Otherwise, get/set_scl() function pointers never get assigned. In such case, when i2c_generic_gpio_recovery() is used for bus recovery, there will be kernel crash because bri->set_scl is NULL. The solution to this bug is moving i2c_imx_init_recovery_info() before i2c_register_adapter(). Signed-off-by: Gao Pan <b54642@freescale.com> Signed-off-by: Fugang Duan <B38611@freescale.com> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Cc: stable@kernel.org
Diffstat (limited to 'drivers/isdn/hisax/isar.h')
0 files changed, 0 insertions, 0 deletions