The patch below does not apply to the 5.3-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From a26e0fbe06e20077afdaa40d1a90092f16b0bc67 Mon Sep 17 00:00:00 2001
From: zhong jiang zhongjiang@huawei.com Date: Mon, 23 Sep 2019 10:04:32 +0800 Subject: [PATCH] iio: Fix an undefied reference error in noa1305_probe
I hit the following error when compile the kernel.
drivers/iio/light/noa1305.o: In function `noa1305_probe': noa1305.c:(.text+0x65): undefined reference to `__devm_regmap_init_i2c' make: *** [vmlinux] Error 1
Signed-off-by: zhong jiang zhongjiang@huawei.com Cc: Stable@vger.kernel.org Signed-off-by: Jonathan Cameron Jonathan.Cameron@huawei.com
diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig index 08d7e1ef2186..4a1a883dc061 100644 --- a/drivers/iio/light/Kconfig +++ b/drivers/iio/light/Kconfig @@ -314,6 +314,7 @@ config MAX44009 config NOA1305 tristate "ON Semiconductor NOA1305 ambient light sensor" depends on I2C + select REGMAP_I2C help Say Y here if you want to build support for the ON Semiconductor NOA1305 ambient light sensor.