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Description |
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In the Linux kernel, the following vulnerability has been resolved:
media: i2c: ar0521: Use cansleep version of gpiod_set_value()
If we use GPIO reset from I2C port expander, we must use *_cansleep()
variant of GPIO functions.
This was not done in ar0521_power_on()/ar0521_power_off() functions.
Let's fix that.
------------[ cut here ]------------
WARNING: CPU: 0 PID: 11 at drivers/gpio/gpiolib.c:3496 gpiod_set_value+0x74/0x7c
Modules linked in:
CPU: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.10.0 #53
Hardware name: Diasom DS-RK3568-SOM-EVB (DT)
Workqueue: events_unbound deferred_probe_work_func
pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : gpiod_set_value+0x74/0x7c
lr : ar0521_power_on+0xcc/0x290
sp : ffffff8001d7ab70
x29: ffffff8001d7ab70 x28: ffffff80027dcc90 x27: ffffff8003c82000
x26: ffffff8003ca9250 x25: ffffffc080a39c60 x24: ffffff8003ca9088
x23: ffffff8002402720 x22: ffffff8003ca9080 x21: ffffff8003ca9088
x20: 0000000000000000 x19: ffffff8001eb2a00 x18: ffffff80efeeac80
x17: 756d2d6332692f30 x16: 0000000000000000 x15: 0000000000000000
x14: ffffff8001d91d40 x13: 0000000000000016 x12: ffffffc080e98930
x11: ffffff8001eb2880 x10: 0000000000000890 x9 : ffffff8001d7a9f0
x8 : ffffff8001d92570 x7 : ffffff80efeeac80 x6 : 000000003fc6e780
x5 : ffffff8001d91c80 x4 : 0000000000000002 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000001
Call trace:
gpiod_set_value+0x74/0x7c
ar0521_power_on+0xcc/0x290
...
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Reference |
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kernel.org https://git.kernel.org/stable/c/2423b60a2d6d27e5f66c5021b494463aef2db212 [No types assigned]
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kernel.org https://git.kernel.org/stable/c/3cf00ecfbf11ee8e6afff306a5bdcff4bf95d2cf [No types assigned]
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kernel.org https://git.kernel.org/stable/c/625a77b68c96349c16fcc1faa42784313e0b1a85 [No types assigned]
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kernel.org https://git.kernel.org/stable/c/9f08876d766755a92f1b9543ae3ee21bfc596fb8 [No types assigned]
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Added |
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kernel.org https://git.kernel.org/stable/c/bee1aed819a8cda47927436685d216906ed17f62 [No types assigned]
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