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Chen Zhou authored
Fixes coccicheck warning: ./drivers/video/backlight/qcom-wled.c:1104:5-15: WARNING: Unsigned expression compared with zero: string_len > 0 The unsigned variable string_len is assigned a return value from the call to of_property_count_elems_of_size(), which may return negative error code. Fixes: 775d2ffb ("backlight: qcom-wled: Restructure the driver for WLED3") Signed-off-by: Chen Zhou <chenzhou10@huawei.com> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org> Reviewed-by: Kiran Gunda <kgunda@codeaurora.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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