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If the user-space sets the chip label to an empty string - we should
check the length and not override the default name or else line hogs
will not be properly attached.
Fixes: cb8c474e79be ("gpio: sim: new testing module")
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
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Calling fwnode_handle_put() when break out of device_for_each_child_node(),
or the device node reference will be leakd.
Fixes: 83960fcf4818 ("gpio: sim: new testing module")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
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Building with clang returns this error:
gpio-sim.c:889:7: error: variable 'ret' is uninitialized
when used here
ret should be the status of the call to
gpio_sim_make_bank_swnode stored in bank->swnode.
Fixes: 83960fcf4818 ("gpio: sim: new testing module")
Signed-off-by: Tom Rix <trix@redhat.com>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
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Implement a new, modern GPIO testing module controlled by configfs
attributes instead of module parameters. The goal of this driver is
to provide a replacement for gpio-mockup that will be easily extensible
with new features and doesn't require reloading the module to change
the setup.
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
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